CP ChemistryMid Term

Review

What midterm grade do you expect? (be honest!)

A B C D F

0% 0% 0%0%0%

1. A2. B3. C4. D5. F

Response GridResponse Grid

1. Bohr2. Thomson3. Dalton4. Avogadro

The Atomic Theory of Matter was conceived by…

Bohr

Thomson

Dalton

Avoga

dro

0% 0%0%0%

During Rutherford’s experiments, most of the particles…

Bounce

d back

Wen

t stra

ight th

rough..

.

Were

abso

rbed

by the

...

Reacte

d with

the f

oil

0% 0%0%0%

1. Bounced back2. Went straight

through the foil3. Were absorbed by

the foil4. Reacted with the

foil

Which part of the atom is about 1/2000 the mass of a Hydrogen atom?

Electro

n

Neutro

n

Proton

nucleus

0% 0%0%0%

1. Electron2. Neutron3. Proton4. nucleus

Protons within the nucleus are attracted to each other by…

Oppo

site c

harges

Their en

ergy l

evels

Electro

n rep

ulsion

Strong nucle

ar force

s

0% 0%0%0%

1. Opposite charges2. Their energy

levels3. Electron repulsion4. Strong nuclear

forces

The most common isotope of hydrogen has…

No neutro

ns

One n

eutro

n

Two neu

trons

Three neu

trons

0% 0%0%0%

1. No neutrons2. One neutron3. Two neutrons4. Three neutrons

The total number of protons and neutrons in the nucleus of an atom is the…

Atomic number

Avoga

dro number

Mas

s num

ber

Averag

e atomic

mass

0% 0%0%0%

1. Atomic number2. Avogadro number3. Mass number4. Average atomic

mass

As the atomic number increases, the number of electrons in a neutral atom…

Incre

ases

Decrea

ses

Remain

s the s

ame

Doubles

0% 0%0%0%

1. Increases2. Decreases3. Remains the

same4. Doubles

How The Class Compares…500 B450 F366.67 D363.33 C

Atoms of the same element can differ in…

Chemica

l Pro

perti

es

Mas

s Number

Atomic Num

ber

Number of p

rotons

...

0% 0%0%0%

1. Chemical Properties

2. Mass Number3. Atomic Number4. Number of

protons and electrtons

The standard for determining atomic mass is…

H-1 ato

m

O-16

atom

C-14 at

om

C-12 at

om

0% 0%0%0%

1. H-1 atom2. O-16 atom3. C-14 atom4. C-12 atom

The mass of 1 mol of chromium (atomic mass 51.996 amu) is…

12 g.

198 g

.

51.99

6 g.

6.02

x 10

23 g.

0% 0%0%0%

1. 12 g.2. 198 g.3. 51.996 g.4. 6.02 x 1023 g.

Visible light, X-rays, IR and radio waves all have the same…

Energy

Wav

eleng

th

Frequen

cy

Speed

0% 0%0%0%

1. Energy2. Wavelength3. Frequency4. Speed

The distance between two successive peaks on adjacent waves:

Frequen

cy

Wav

eleng

th

Velocit

y

Energy

0% 0%0%0%

1. Frequency2. Wavelength3. Velocity4. Energy

The energy of a photon is related to its…

Mas

s

Speed

Size

Frequen

cy

0% 0%0%0%

1. Mass2. Speed3. Size4. Frequency

How many orientations can an s orbital have about the nucleus?

1 2 3 5

0% 0%0%0%

1. 12. 23. 34. 5

1. 12. 33. 54. 7

The number of orbitals in the d sublevel is…

1 3 5 7

0% 0%0%0%

0 of 30 CountdownCountdown

10

If the third main energy level contains 15 electrons, how many more could it

possibly hold?

0 1 3 17

0% 0%0%0%

1. 02. 13. 34. 17

How The Class Compares…970 B950 F920 C816.67 D

The statement that an electron occupies the lowest energy orbital

available is which rule?

Hund

Aufbau Pau

li Bohr

0% 0%0%0%

1. Hund2. Aufbau3. Pauli4. Bohr

Mendeleev did not always list elements in his periodic table in order of increasing atomic mass

because he grouped together elements with similar…

propert

ies.

atom

ic numbers

.

densit

ies.

color

s.

0% 0%0%0%

1. properties.2. atomic numbers.3. densities.4. colors.

Argon, Krypton and Xenon are all…

Alkalin

e eart

h meta

ls

Actinid

es

Noble gas

es

Transit

ion meta

ls

0% 0%0%0%

1. Alkaline earth metals

2. Actinides3. Noble gases4. Transition metals

Which block do the actinide elements belong to?

d block

s block

p block

f block

0% 0%0%0%

1. d block2. s block3. p block4. f block

The energy required to remove an electron from an atom is its…

Ioniz

ation en

ergy

Electro

n affin

ity

Electro

negati

vity

Electro

n ene

rgy

0% 0%0%0%

1. Ionization energy2. Electron affinity3. Electronegativity4. Electron energy

For each successive electron removed from an atom, the ionization energy…

incre

ases

.

decrea

ses.

remain

s the

same.

shows n

o patte

rn.

0% 0%0%0%

1. increases.2. decreases.3. remains the

same.4. shows no pattern.

If two covalently bonded atoms are identical, the bond is…

Nonpolar

Polar Io

nic

Dipole

0% 0%0%0%

1. Nonpolar2. Polar3. Ionic4. Dipole

The ions in most ionic compounds are organized into a…

Molec

ule

Lewis

struc

ture

Polyatomic

ion

Crystal

0% 0%0%0%

1. Molecule2. Lewis structure3. Polyatomic ion4. Crystal

How The Class Compares…1503.93

B

1408.33

C

1266.67

D

1200 F

If the lattice energy of compound A is greater than that of compound B…

compound

A is not a

...

the b

onds i

n com

po...

compound

B is pro

b...

compound

A has l

arg..

0% 0%0%0%

1. compound A is not an ionic compound.

2. the bonds in compound A are stronger than the bonds in compound B.

3. compound B is probably a gas.

4. compound A has larger crystals than compound B.

Compared with molecular bonds, the strength of intermolecular forces is:

Wea

ker

Stronger

About the s

ame

Comparable

0% 0%0%0%

1. Weaker2. Stronger3. About the same4. Comparable

Name the compound SO3:

Silver

oxide

Silver

trioxid

e

Sulfur t

rioxid

e

Sodium triox

ide

0% 0%0%0%

1. Silver oxide2. Silver trioxide3. Sulfur trioxide4. Sodium trioxide

The molar mass of MgI2 is the sum of the masses of…

1 mol o

f Mg an

d 2 mol ..

1 mol o

f Mg an

d 1 mol ..

1 ato

m of Mg an

d 2 ...

1 ato

m of Mg an

d 1 a..

.

0% 0%0%0%

1. 1 mol of Mg and 2 mol of I.

2. 1 mol of Mg and 1 mol of I.

3. 1 atom of Mg and 2 atoms of I.

4. 1 atom of Mg and 1 atom of I.

Forces holding particles together are strongest in:

Solids

Liquids

Gas

es

Plasma

0% 0%0%0%

1. Solids 2. Liquids3. Gases4. Plasma

Alpha particles are…

Electro

ns

Protons

Electro

magne

tic w

aves

Helium nucle

i

0% 0%0%0%

1. Electrons2. Protons3. Electromagnetic

waves4. Helium nuclei

The group of soft, silvery, reactive metals, all of which have one electron in an s orbital, is

known as the…

alka

line-e

arth m

etals.

transit

ion m

etals.

alka

li meta

ls.

meta

lloids.

0% 0%0%0%

1. alkaline-earth metals.

2. transition metals.3. alkali metals.4. metalloids.

How The Class Compares…1896.79

B

1733.33

C

1683.33

D

1400 F