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CHEMISTRY Choose correct answer from the given alternatives and write it. [Each carries 1 Mark] Which of the following compounds is not chiral ? (A) 1-chloropentane (B) 2-chloropentane (C) 1-chloro 2-methylpentane (D) 3-chloro-2-methylpentane The absolute configuration of the compound is .......... C H Br HC 3 Cl (A) E (B) R (C) S (D) Z Which of the following reaction is an example of nucleophilic substitution reaction ? (A) 2RX + Na ® R – R + 2NaX (B) RX + H 2 ® RH + HX (C) RX + Mg ® RMg X (D) RX + KOH ® ROH + KX In the chemical reaction, NH 2 2 NaNO HCl 278K 4 HBF A B the compounds ‘A’ and ‘B’ respectively are... (A) Nitrobenzene and chlorobenzene (B) Nitrobenzene and fluorobenzene (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH 3 CH 2 CH 2 Cl (B) CH 3 CH 2 CH 2 CH 2 Cl (C) CH 3 CH(CH 3 )CH 2 Cl (D) (CH 3 ) C Cl Chlorobenzene reacts with sodium metal in presence of dry ether to prepare diphenyl the name of the reaction is... (A) Fittig reaction (B) Wurtz-Fittig reaction (C) Sandmeyer reaction (D) Gattermann reaction In the following reactions, the final product B is.... CH 3 Cl KCN ¾¾¾¾® A ¾¾¾¾¾® 2 + H /H O B (A) CH 3 COOH (B) H COOH (C) CH 3 NH 2 (D) CH 3 COCH 3 How many alcohols with a molecular formula C 4 H 10 O are chiral in nature? (A) 1 (B) 2 (C) 3 (D) 4 Arrange the following compounds in increasing order of boiling point : Propan-1-ol, Butan-1-ol, Butan-2-ol, Pentan-1-ol (A) Propan-1-ol, Butan-2-ol, Butan-1-ol, Pentan-1-ol (B) Propan-1-ol, Butan-1-ol, Butan-2-ol, Pentan-1-ol (C) Pentan-1-ol, Butan-2-ol, Butan-1-ol, Propan-1-ol (D) Pentan-1-ol, Butan-1-ol, Butan-2-ol, Propan-1-ol The alcohol that responds to Lucas reagent fastest is .......... (A) 2-Methyl propan-2-ol (B) 2-Methyl propan-1-ol (C) Butan-2-ol (D) Propan-1-ol Phenetole is .......... (A) Diphenyl ether (B) Ethoxy benzene (C) Methoxy benzene (D) Diethyl ether SHREE HARI SCHOOL Marks:100 Subject:12th-Che Chapter:10,11,12,13,.. chemistry sem2 Date:18/02/20 Time:03 hr < Wish You - All the best > [A] [50] 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11.
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Page 1: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

CHEM

ISTR

Y

11) Choose correct answer from the given alternatives and write it. [Each carries 1 Mark]

X

2 This is demo ans.

Which of the following compounds is not chiral ?

(A) 1-chloropentane (B) 2-chloropentane

(C) 1-chloro 2-methylpentane (D) 3-chloro-2-methylpentane

The absolute configuration of the compound is ..........

C

H

Br

H C3 Cl

(A) E (B) R (C) S (D) Z

Which of the following reaction is an example of nucleophilic substitution reaction ?

(A) 2RX + Na ® R – R + 2NaX (B) RX + H2 ® RH + HX

(C) RX + Mg ® RMg X (D) RX + KOH ® ROH + KX

In the chemical reaction,

NH2

2NaNO

HCl 278K4HBF

A B the compounds ‘A’ and ‘B’ respectively

are...

(A) Nitrobenzene and chlorobenzene

(B) Nitrobenzene and fluorobenzene

(C) Phenol and Benzene

(D) Benzene diazonium chloride and fluoro-benzene

Which of the following compounds has the highest boiling point ?

(A) CH3CH2CH2Cl (B) CH3CH2CH2CH2Cl (C) CH3CH(CH3)CH2Cl (D) (CH3) C Cl

Chlorobenzene reacts with sodium metal in presence of dry ether to prepare diphenyl the

name of the reaction is...

(A) Fittig reaction (B) Wurtz-Fittig reaction

(C) Sandmeyer reaction (D) Gattermann reaction

In the following reactions, the final product B is....

CH3ClKCN

¾¾¾¾® A ¾¾¾¾¾®2+H /H O

B

(A) CH3COOH (B) H COOH (C) CH3NH2 (D) CH3COCH3

How many alcohols with a molecular formula C4H10O are chiral in nature?

(A) 1 (B) 2 (C) 3 (D) 4

Arrange the following compounds in increasing order of boiling point :

Propan-1-ol, Butan-1-ol, Butan-2-ol, Pentan-1-ol

(A) Propan-1-ol, Butan-2-ol, Butan-1-ol, Pentan-1-ol

(B) Propan-1-ol, Butan-1-ol, Butan-2-ol, Pentan-1-ol

(C) Pentan-1-ol, Butan-2-ol, Butan-1-ol, Propan-1-ol

(D) Pentan-1-ol, Butan-1-ol, Butan-2-ol, Propan-1-ol

The alcohol that responds to Lucas reagent fastest is ..........

(A) 2-Methyl propan-2-ol (B) 2-Methyl propan-1-ol (C) Butan-2-ol (D) Propan-1-ol

Phenetole is ..........

(A) Diphenyl ether (B) Ethoxy benzene (C) Methoxy benzene (D) Diethyl ether

SHREE HARI SCHOOLMarks:100 Subject:12th-Che

Chapter:10,11,12,13,.. chemistry sem2

Date:18/02/20

Time:03 hr

< Wish You - All the best >

[A] [50]

1.

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Page 2: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

CHEM

ISTR

Y

Which of the following alcohols give ketone on oxidation ?

(A) Propan-2-ol (B) Propan-1-ol (C) 2-Methyl propan-1-ol (D) Butan-1-ol

Which of the following compound having maximum solubility and highest boiling point ?

(A) Ethanol (B) Ethane-1,2-diol (C) Propane-1,2,3-triol (D) Butan-1-ol

In the following reaction, the (X) is ............

OH

Zn dust

Heat

HNO3 (Conc.)

H SO42 (Conc.)(X)

(A) Benzene (B) Nitrobenzene

(C) m-dinitrobenzene (D) 1,3,5-trinitrobenzene

In the reaction, ¾¾¾¾® ¾¾¾® ¾¾¾¾¾®543

Alc. KOHPClLiAlHCH COOH A B C The product C is :

(A) Ethylene (B) Acetyl chloride (C) Acetaldehyde (D) Acetylene

Match the compounds given in column I with the hybridisation and shape given in column II

and mark the correct option.

(A) (a - i),(b - ii),(c - iv),(d - iii) (B) (a - iv),(b - iii),(c - i),(d - ii)

(C) (a - iv),(b - i),(c - ii),(d - iii) (D) (a - i),(b - iii),(c - iv),(d - ii)

Column-I Column-II

(a) XeF6 (i) distorted octahedral

(b) XeO3 (ii) square planar

(c) XeOF4 (iii) pyramidal

(d) XeF4 (iv) square pyramidal

The major product of the following reaction is :

COOH

COOH+ NH3

Strong heating

(A)

NH2

NH2

(B)

COOH

CONH2

(C)

O

O

NH(D)

COOH

NH2

Which of the following compound can gives a both Fehling and Iodoform test ?

(A) Ethenol (B) Propane (C) 2-butenol (D) Ethanal

What is the IUPAC name of CH3 – CH – (CH3) – CO – CH3 compounds ?

(A) 3-methyl-2-butenone (B) 2-methyl-3-butenone

(C) Isopropyl methyl ketone (D) 1,1-dimethyl acetone

Which of the following reagent is used to make aldehyde and ketones pure ?

(A) R – MgX (B) HCN (C) NaHSO4 (D) NH2NHH2

Ethanal + ethanolDry HCl gas���������������������� P, find out product P ?

(A) Acetal (B) Hemiacetal (C) Cyclic ketal (D) Oxime

Which of the following is most basic ?

(A) Aniline (B) Acetanilide (C) p-nitro aniline (D) Benzyl amine

CH3CH2Cl¾¾¾¾®NaCN X¾¾¾¾®2Ni/H

YY¾¾¾¾¾¾®Acetic

anhydrides Z what is Z product in above reaction ?

(A) CH3CH

2CH

2NHCOCH

3(B) CH

3CH

2CH

2NH

2

(C) CH3CH

2CH

2CONHCH

3(D) CH

3CH

2CH

2CONHCOCH

3

< Wish You - All the best >

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Page 3: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

CHEM

ISTR

Y

Which of the following is secondary amine ?

(A) 2-butanamine (B) N-methyl pyridine

(C) N-methyl-2-pentan amine (D) All of above

Best method for preparing primary amines from alkyl halides without changing the number of

carbon atoms in the chain is

(A) Hoffmann Bromamide reaction (B) Gabriel phthalimide synthesis

(C) Sandmeyer reaction (D) Reaction with NH3

What is correct order of halide amine ?

(A) R – I > R – Br > R – Cl (B) R – Cl > R – Br > R – I

(C) R – Br > R – I > R – Cl (D) R – I < R – Br > R – Cl

Which catalyst is used in Friedel-Craft reaction ?

(A) Anhydrous AlCl3 (B) Anhydrous FeCl3 (C) Ultra violet (D) AlCl3

Diazonium salt is use freshly because...

(A) inert (B) more reactive (C) unstable (D) polar

Which compound does not show mutarotation ?

(A) (+) maltose (B) (–) fructose (C) (+) sucrose (D) lactose

Which of the following is absent in DNA ?

(A) Uracil (B) Guanine (C) Phosphoric Acid (D) Ribose sugar

Which element is present in vitamin B12 ?

(A) Fe(II) (B) Co(III) (C) Zn (I) (D) Co (II)

Which vitamin is water soluble ?

(A) Vitamin-E (B) Vitamin-K (C) Vitamin-A (D) Vitamin-B

Sucrose (cane sugar) is a disaccharide. One molecule of sucrose on hydrolysis gives .........

(A) 2 molecules of glucose

(B) 2 molecules of glucose + 1 molecule of fructose

(C) 1 molecule of glucose + 1 molecule of fructose

(D) 2 molecules of fructose

Three cyclic structures of monosaccharides are given below which of these are anomers.

CH OH2

OH

OH

H

H

H

H

OH

HO H O

(I)

O

CH OH2

H

H

HOH

H

HO

HO

HO

H OH

H

(III)

CH OH2

OH

H

H

HO

H

H

OH

HO H O

(II)

(A) I and II (B) II and III

(C) I and III (D) III is anomer of I and II

The formula of Rhamnose is .........

(A) C6H12O6 (B) C6H12O5 (C) C6H10O5 (D) C12H22O11

) F2C = CF2 is a monomer of which substance ?

(A) Teflon (B) Nylon-6,6 (C) Buna-N (D) Styrene

Bakelite is obtained by the reaction between phenol and which of the following ?

(A) HCHO (B) (CH2OH)2 (C) CH3CHO (D) CH3COCH3

Caprolactam is used for the manufacture of :

(A) Terylene (B) Nylon-6,6 (C) Nylon-6 (D) Teflon

< Wish You - All the best >

// Page:3 //

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Page 4: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

CHEM

ISTR

YAnswer the following Questions. [Each carries 2 marks]

Answer the following Questions. [Each carries 3 marks]

Novolac is of which type polymer ?

(A) Linear (B) Branched (C) Cross linked (D) None of these

Which polymer is used to prepare fishing net ?

(A) Nylon-6,6 (B) Bakelite (C) Decron (D) Nylon-6

The monomer unit of orlon is ......

(A) Acrolene (B) Chloroprene (C) Acrylonitrile (D) Isoprene

Which of the following polymers is elastomer ?

(A) Buna-S (B) Nylon (C) PVC (D) Terylene

Which analgesic drug is more useful for patients of heart disease ?

(A) Ranitidine (B) Asprin (C) Seconal (D) Paracetamol

Which of the following is used as a food preservative ?

(A) Salts of sorbic acid (B) Citric acid (C) Sucralose (D) Ascorbic acid

Which type of detergent is LAS. (i) Anionic (ii) Cationic (iii) Biosoft (iv) Biohard

(A) (i) and (iv) (B) (i) and (iii) (C) (ii) and (iii) (D) (ii) and (iv)

Which type of class of drugs does ranitidine belong to ?

(A) Antihistamines. (B) Neurologically active drugs.

(C) Antimicrobial drugs. (D) Antifertility drugs.

Which one is the diseases of skin ?

(A) Gonoria (B) Goiter (C) Syphilis (D) All of the given

What is the effect of acidity ?

(A) Imitation and pain in stomach (B) Ulcers in stomach

(C) (A) and (B) both (D) Water in stomach

Which one prevent coagulation of blood ?

(A) Aspirin (B) Paracetamol (C) Penicillin (D) Ofloxesin

How much sulpher is present in the rubber used for tyres ?

(A) 5 % (B) 10 % (C) 20 % (D) 30 %

What are ambident nucleophiles ? Explain with an example.

Write the reactions of alcohols with hydrogen halides OR Explain Lucas test.

Write method of preparation for alcohol by reduction of carboxylic acid.

) Give the structures of A, B and C in the following reactions : C6H5NO2Fe/HCl¾¾¾¾® A

2HNO

273K¾¾¾¾® B 6 5C H OH

¾¾¾¾¾® C

Write a note on denaturation of proteins.

Explain the preparation of Nylon-2-nylon-6.

Explain Antifertility Drugs.

Explain why is ortho nitrophenol more acidic than ortho methoxyphenol ?

Explain physical properties of amine compounds.

Write short note : Melamine-formaldehyde polymer.

Explain Food Preservatives and antioxidant in food.

Explain dehydrohalogenation (b-elimination) of alkyl halides.

What is meant by hydroboration-oxidation reaction ? Illustrate it with an example.

7.7) Write short notes on the following : Gabriel phthalimide synthesis.

< Wish You - All the best >

// Page:4 //

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[B] [14]

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[C] [21]

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Page 5: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

CHEM

ISTR

Y

Answer the following Questions. [Each carries 5 marks]

Write a note on SN2 mechanism.

Write a note on sucrose

Write about cross aldol condensation reaction.

< Wish You - All the best >

// Page:5 //

[D] [15]

15.

16.

17.

Page 6: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

KU

MA

R PRA

KA

SHA

N K

END

RA

Kumar Prakashan Kendra Welcome To Future M:91-7359 662200

Answer KeyMarks:100 Subject:12th-Che

Chapter:10,11,12,13,.. chemistry sem2

Date:18/02/20

Time:03 hr

Section [ A ] : 1 Mark MCQ

No Ans Chap Sec Que PageNo BookType

1 A Chap 10 (Part2) E-C 6 Kumar

2 B Chap 10 (Part2) E-C 7 Kumar

3 D Chap 10 (Part2) E-C 16 Kumar

4 D Chap 10 (Part2) E-C 17 Kumar

5 B Chap 10 (Part2) E-B 13 Kumar

6 A Chap 10 (Part2) E-B 27 Kumar

7 A Chap 10 (Part2) E-B 23 Kumar

8 A Chap 11 (Part2) D-A 2 Kumar

9 D Chap 11 (Part2) D-A 16 Kumar

10 A Chap 11 (Part2) E-A 31 Kumar

11 C Chap 11 (Part2) E-A 48 Kumar

12 A Chap 11 (Part2) E-A 57 Kumar

13 C Chap 11 (Part2) E-A 74 Kumar

14 B Chap 11 (Part2) E-A 79 Kumar

15 A Chap 12 (Part2) E-E 11 Kumar

16 D Chap 12 (Part2) E-E 21 Kumar

17 C Chap 12 (Part2) E-E 30 Kumar

18 D Chap 12 (Part2) E-D 16 Kumar

19 A Chap 12 (Part2) E-D 17 Kumar

20 C Chap 12 (Part2) E-A 34 Kumar

21 B Chap 12 (Part2) E-A 38 Kumar

22 D Chap 13 (Part2) E-C 7 Kumar

23 A Chap 13 (Part2) E-B 1 Kumar

24 C Chap 13 (Part2) E-B 8 Kumar

25 B Chap 13 (Part2) D-A 21 Kumar

26 A Chap 13 (Part2) E-A 19 Kumar

27 A Chap 13 (Part2) E-A 62 Kumar

28 C Chap 13 (Part2) E-A 66 Kumar

29 C Chap 14 (Part2) E-C 8 Kumar

30 A Chap 14 (Part2) E-C 9 Kumar

31 B Chap 14 (Part2) E-B 15 Kumar

32 D Chap 14 (Part2) E-B 20 Kumar

Page 7: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

KU

MA

R PRA

KA

SHA

N K

END

RA

Kumar Prakashan Kendra Welcome To Future M:91-7359 662200

// Page:2 //

33 C Chap 14 (Part2) D-A 3 Kumar

34 A Chap 14 (Part2) D-A 15 Kumar

35 B Chap 14 (Part2) E-A 31 Kumar

36 A Chap 15 (Part2) E-C 2 Kumar

37 A Chap 15 (Part2) E-C 11 Kumar

38 C Chap 15 (Part2) E-C 23 Kumar

39 A Chap 15 (Part2) E-D 46 Kumar

40 A Chap 15 (Part2) E-D 41 Kumar

41 C Chap 15 (Part2) E-D 35 Kumar

42 A Chap 15 (Part2) E-D 22 Kumar

43 B Chap 16 (Part2) E-D 29 Kumar

44 A Chap 16 (Part2) E-D 34 Kumar

45 A Chap 16 (Part2) E-D 36 Kumar

46 A Chap 16 (Part2) E-A 4 Kumar

47 C Chap 16 (Part2) E-A 19 Kumar

48 C Chap 16 (Part2) E-A 45 Kumar

49 A Chap 16 (Part2) E-A 65 Kumar

50 A Chap 15 (Part2) E-A 55 Kumar

Section [ B ] : 2 Marks Questions

No Ans Chap Sec Que PageNo BookType

1 - Chap 10 (Part2) C 8 Kumar

2 - Chap 11 (Part2) A 25 Kumar

3 - Chap 12 (Part2) A 77 Kumar

4 - Chap 13 (Part2) C 9.6 Kumar

5 - Chap 14 (Part2) A 25 Kumar

6 - Chap 15 (Part2) A 27 Kumar

7 - Chap 16 (Part2) A 8 Kumar

Section [ C ] : 3 Marks Questions

No Ans Chap Sec Que PageNo BookType

1 - Chap 11 (Part2) C 15 Kumar

2 - Chap 13 (Part2) A 11 Kumar

3 - Chap 15 (Part2) A 17 Kumar

4 - Chap 16 (Part2) A 11 Kumar

5 - Chap 10 (Part2) A 26 Kumar

6 - Chap 11 (Part2) C 6 Kumar

Page 8: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

KU

MA

R PRA

KA

SHA

N K

END

RA

Kumar Prakashan Kendra Welcome To Future M:91-7359 662200

// Page:3 //

7 - Chap 13 (Part2) C 7.7 Kumar

Section [ D ] : 5 Marks Questions

No Ans Chap Sec Que PageNo BookType

1 - Chap 10 (Part2) A 18 Kumar

2 - Chap 14 (Part2) A 11 Kumar

3 - Chap 12 (Part2) A 46 Kumar

Page 9: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

11) Choose correct answer from the given alternatives and write it. [Each carries 1 Mark]

X

2 This is demo ans.

Which of the following compounds is not chiral ?

(A) 1-chloropentane (B) 2-chloropentane

(C) 1-chloro 2-methylpentane (D) 3-chloro-2-methylpentane

The absolute configuration of the compound is ..........

C

H

Br

H C3 Cl

(A) E (B) R (C) S (D) Z

Which of the following reaction is an example of nucleophilic substitution reaction ?

(A) 2RX + Na ® R – R + 2NaX (B) RX + H2 ® RH + HX

(C) RX + Mg ® RMg X (D) RX + KOH ® ROH + KX

In the chemical reaction,

NH2

2NaNO

HCl 278K4HBF

A B the compounds ‘A’ and ‘B’ respectively

are...

(A) Nitrobenzene and chlorobenzene

(B) Nitrobenzene and fluorobenzene

(C) Phenol and Benzene

(D) Benzene diazonium chloride and fluoro-benzene

Which of the following compounds has the highest boiling point ?

(A) CH3CH2CH2Cl (B) CH3CH2CH2CH2Cl (C) CH3CH(CH3)CH2Cl (D) (CH3) C Cl

Chlorobenzene reacts with sodium metal in presence of dry ether to prepare diphenyl the

name of the reaction is...

(A) Fittig reaction (B) Wurtz-Fittig reaction

(C) Sandmeyer reaction (D) Gattermann reaction

In the following reactions, the final product B is....

CH3ClKCN

¾¾¾¾® A ¾¾¾¾¾®2+H /H O

B

(A) CH3COOH (B) H COOH (C) CH3NH2 (D) CH3COCH3

Kumar Prakashan Kendra Welcome To Future M:91-7359 662200

Paper SolutionMarks:100 Subject:12th-Che

Chapter:10,11,12,13,.. chemistry sem2

Date:18/02/20

Time:03 hr

[A] [50]

1.

2.

3.

4.

5.

6.

7.

Page 10: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

In the following reactions, the final product B is....

CH3ClKCN

¾¾¾¾® A ¾¾¾¾¾®2+H /H O

B

(A) CH3COOH (B) H COOH (C) CH3NH2 (D) CH3COCH3

How many alcohols with a molecular formula C4H10O are chiral in nature?

(A) 1 (B) 2 (C) 3 (D) 4

Arrange the following compounds in increasing order of boiling point :

Propan-1-ol, Butan-1-ol, Butan-2-ol, Pentan-1-ol

(A) Propan-1-ol, Butan-2-ol, Butan-1-ol, Pentan-1-ol

(B) Propan-1-ol, Butan-1-ol, Butan-2-ol, Pentan-1-ol

(C) Pentan-1-ol, Butan-2-ol, Butan-1-ol, Propan-1-ol

(D) Pentan-1-ol, Butan-1-ol, Butan-2-ol, Propan-1-ol

The alcohol that responds to Lucas reagent fastest is ..........

(A) 2-Methyl propan-2-ol (B) 2-Methyl propan-1-ol (C) Butan-2-ol (D) Propan-1-ol

Phenetole is ..........

(A) Diphenyl ether (B) Ethoxy benzene (C) Methoxy benzene (D) Diethyl ether

Which of the following alcohols give ketone on oxidation ?

(A) Propan-2-ol (B) Propan-1-ol (C) 2-Methyl propan-1-ol (D) Butan-1-ol

Which of the following compound having maximum solubility and highest boiling point ?

(A) Ethanol (B) Ethane-1,2-diol (C) Propane-1,2,3-triol (D) Butan-1-ol

In the following reaction, the (X) is ............

OH

Zn dust

Heat

HNO3 (Conc.)

H SO42 (Conc.)(X)

(A) Benzene (B) Nitrobenzene

(C) m-dinitrobenzene (D) 1,3,5-trinitrobenzene

In the reaction, ¾¾¾¾® ¾¾¾® ¾¾¾¾¾®543

Alc. KOHPClLiAlHCH COOH A B C The product C is :

(A) Ethylene (B) Acetyl chloride (C) Acetaldehyde (D) Acetylene

Kumar Prakashan Kendra Welcome To Future M:91-7359 662200

// Page:2 //

8.

9.

10.

11.

12.

13.

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Page 11: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Match the compounds given in column I with the hybridisation and shape given in column II

and mark the correct option.

(A) (a - i),(b - ii),(c - iv),(d - iii) (B) (a - iv),(b - iii),(c - i),(d - ii)

(C) (a - iv),(b - i),(c - ii),(d - iii) (D) (a - i),(b - iii),(c - iv),(d - ii)

Column-I Column-II

(a) XeF6 (i) distorted octahedral

(b) XeO3 (ii) square planar

(c) XeOF4 (iii) pyramidal

(d) XeF4 (iv) square pyramidal

The major product of the following reaction is :

COOH

COOH+ NH3

Strong heating

(A)

NH2

NH2

(B)

COOH

CONH2

(C)

O

O

NH(D)

COOH

NH2

Which of the following compound can gives a both Fehling and Iodoform test ?

(A) Ethenol (B) Propane (C) 2-butenol (D) Ethanal

What is the IUPAC name of CH3 – CH – (CH3) – CO – CH3 compounds ?

(A) 3-methyl-2-butenone (B) 2-methyl-3-butenone

(C) Isopropyl methyl ketone (D) 1,1-dimethyl acetone

Which of the following reagent is used to make aldehyde and ketones pure ?

(A) R – MgX (B) HCN (C) NaHSO4 (D) NH2NHH2

Ethanal + ethanolDry HCl gas���������������������� P, find out product P ?

(A) Acetal (B) Hemiacetal (C) Cyclic ketal (D) Oxime

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// Page:3 //

16.

17.

18.

19.

20.

21.

Page 12: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Which of the following is most basic ?

(A) Aniline (B) Acetanilide (C) p-nitro aniline (D) Benzyl amine

CH3CH2Cl¾¾¾¾®NaCN X¾¾¾¾®2Ni/H

YY¾¾¾¾¾¾®Acetic

anhydrides Z what is Z product in above reaction ?

(A) CH3CH

2CH

2NHCOCH

3(B) CH

3CH

2CH

2NH

2

(C) CH3CH

2CH

2CONHCH

3(D) CH

3CH

2CH

2CONHCOCH

3

Which of the following is secondary amine ?

(A) 2-butanamine (B) N-methyl pyridine

(C) N-methyl-2-pentan amine (D) All of above

Best method for preparing primary amines from alkyl halides without changing the number of

carbon atoms in the chain is

(A) Hoffmann Bromamide reaction (B) Gabriel phthalimide synthesis

(C) Sandmeyer reaction (D) Reaction with NH3

What is correct order of halide amine ?

(A) R – I > R – Br > R – Cl (B) R – Cl > R – Br > R – I

(C) R – Br > R – I > R – Cl (D) R – I < R – Br > R – Cl

Which catalyst is used in Friedel-Craft reaction ?

(A) Anhydrous AlCl3 (B) Anhydrous FeCl3 (C) Ultra violet (D) AlCl3

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// Page:4 //

22.

23.

24.

25.

26.

27.

Page 13: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Diazonium salt is use freshly because...

(A) inert (B) more reactive (C) unstable (D) polar

Which compound does not show mutarotation ?

(A) (+) maltose (B) (–) fructose (C) (+) sucrose (D) lactose

Which of the following is absent in DNA ?

(A) Uracil (B) Guanine (C) Phosphoric Acid (D) Ribose sugar

Which element is present in vitamin B12 ?

(A) Fe(II) (B) Co(III) (C) Zn (I) (D) Co (II)

Which vitamin is water soluble ?

(A) Vitamin-E (B) Vitamin-K (C) Vitamin-A (D) Vitamin-B

Sucrose (cane sugar) is a disaccharide. One molecule of sucrose on hydrolysis gives .........

(A) 2 molecules of glucose

(B) 2 molecules of glucose + 1 molecule of fructose

(C) 1 molecule of glucose + 1 molecule of fructose

(D) 2 molecules of fructose

Three cyclic structures of monosaccharides are given below which of these are anomers.

CH OH2

OH

OH

H

H

H

H

OH

HO H O

(I)

O

CH OH2

H

H

HOH

H

HO

HO

HO

H OH

H

(III)

CH OH2

OH

H

H

HO

H

H

OH

HO H O

(II)

(A) I and II (B) II and III

(C) I and III (D) III is anomer of I and II

The formula of Rhamnose is .........

(A) C6H12O6 (B) C6H12O5 (C) C6H10O5 (D) C12H22O11

) F2C = CF2 is a monomer of which substance ?

(A) Teflon (B) Nylon-6,6 (C) Buna-N (D) Styrene

Bakelite is obtained by the reaction between phenol and which of the following ?

(A) HCHO (B) (CH2OH)2 (C) CH3CHO (D) CH3COCH3

Caprolactam is used for the manufacture of :

(A) Terylene (B) Nylon-6,6 (C) Nylon-6 (D) Teflon

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// Page:5 //

28.

29.

30.

31.

32.

33.

34.

35.

36.

37.

38.

Page 14: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Novolac is of which type polymer ?

(A) Linear (B) Branched (C) Cross linked (D) None of these

Which polymer is used to prepare fishing net ?

(A) Nylon-6,6 (B) Bakelite (C) Decron (D) Nylon-6

The monomer unit of orlon is ......

(A) Acrolene (B) Chloroprene (C) Acrylonitrile (D) Isoprene

Which of the following polymers is elastomer ?

(A) Buna-S (B) Nylon (C) PVC (D) Terylene

Which analgesic drug is more useful for patients of heart disease ?

(A) Ranitidine (B) Asprin (C) Seconal (D) Paracetamol

Which of the following is used as a food preservative ?

(A) Salts of sorbic acid (B) Citric acid (C) Sucralose (D) Ascorbic acid

Which type of detergent is LAS. (i) Anionic (ii) Cationic (iii) Biosoft (iv) Biohard

(A) (i) and (iv) (B) (i) and (iii) (C) (ii) and (iii) (D) (ii) and (iv)

Which type of class of drugs does ranitidine belong to ?

(A) Antihistamines. (B) Neurologically active drugs.

(C) Antimicrobial drugs. (D) Antifertility drugs.

Which one is the diseases of skin ?

(A) Gonoria (B) Goiter (C) Syphilis (D) All of the given

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// Page:6 //

39.

40.

41.

42.

43.

44.

45.

46.

47.

Page 15: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Answer the following Questions. [Each carries 2 marks]

Which one is the diseases of skin ?

(A) Gonoria (B) Goiter (C) Syphilis (D) All of the given

What is the effect of acidity ?

(A) Imitation and pain in stomach (B) Ulcers in stomach

(C) (A) and (B) both (D) Water in stomach

Which one prevent coagulation of blood ?

(A) Aspirin (B) Paracetamol (C) Penicillin (D) Ofloxesin

How much sulpher is present in the rubber used for tyres ?

(A) 5 % (B) 10 % (C) 20 % (D) 30 %

What are ambident nucleophiles ? Explain with an example.

Write the reactions of alcohols with hydrogen halides OR Explain Lucas test.

Write method of preparation for alcohol by reduction of carboxylic acid.

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// Page:7 //

48.

49.

50.

[B] [14]

1.

2.

3.

Page 16: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

) Give the structures of A, B and C in the following reactions : C6H5NO2Fe/HCl¾¾¾¾® A

2HNO

273K¾¾¾¾® B 6 5C H OH

¾¾¾¾¾® C

Write a note on denaturation of proteins.

Explain the preparation of Nylon-2-nylon-6.

Explain Antifertility Drugs.

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// Page:8 //

4.

5.

6.

7.

Page 17: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Answer the following Questions. [Each carries 3 marks]

Explain why is ortho nitrophenol more acidic than ortho methoxyphenol ?

Explain physical properties of amine compounds.

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// Page:9 //

[C] [21]

8.

9.

Page 18: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Write short note : Melamine-formaldehyde polymer.

Explain Food Preservatives and antioxidant in food.

Explain dehydrohalogenation (b-elimination) of alkyl halides.

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// Page:10 //

10.

11.

12.

Page 19: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Answer the following Questions. [Each carries 5 marks]

What is meant by hydroboration-oxidation reaction ? Illustrate it with an example.

7.7) Write short notes on the following : Gabriel phthalimide synthesis.

Write a note on SN2 mechanism.

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// Page:11 //

13.

14.

[D] [15]

15.

Page 20: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Write a note on sucrose

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// Page:12 //

16.

Page 21: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

Write about cross aldol condensation reaction.

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// Page:13 //

17.

Page 22: SHREE HARI SCHOOL · (C) Phenol and Benzene (D) Benzene diazonium chloride and fluoro-benzene Which of the following compounds has the highest boiling point ? (A) CH3CH2CH2Cl (B)

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// Page:14 //


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