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Lecture 4-2 Lewis Structures and Formal · PDF fileFormal charges are assigned on the Lewis...

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Lecture 42 Lewis Structures and Formal Charge.notebook 1 July 23, 2012 Jul 2311:16 PM 1 How many electrons are available to construct the Lewis structure of the sulfite ion? A 24 B 18 C 26 D 22 E 20 Jul 2311:13 PM 2 The Lewis structure of the cyanide ion most closely resembles A N 2 B O 2 C CO 2 D NO E C 2 H 2
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Lecture 4­2 Lewis Structures and Formal Charge.notebook

1

July 23, 2012

Jul 23­11:16 PM

1 How many electrons are available to construct the Lewis structure of the sulfite ion?

A 24B 18C 26D 22E 20

Jul 23­11:13 PM

2 The Lewis structure of the cyanide ion most closely resembles

A N2

B O2

C CO2

D NOE C2H2

Lecture 4­2 Lewis Structures and Formal Charge.notebook

2

July 23, 2012

Jul 23­11:14 PM

3 Which of the following has a nonbonding pair of electrons on the central atom?

A BCl3B NH3

C CCl2Br2D PF5

E SO42­

Lecture 4­2 Lewis Structures and Formal Charge.notebook

3

July 23, 2012

Jul 23­11:18 PM

4 How many resonance structures are possible for the SO3 molecule?

A noneB 2C 3D 4E 4/3

Lecture 4­2 Lewis Structures and Formal Charge.notebook

4

July 23, 2012


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