PS 21Quiz

When writing Lewis Structures, only __________ electrons are used.

• Inner shell
• Core 
• Valence
• Stable

Each line in a Lewis Structure represents __________ electron(s).

• 3
• 2
• 1
• 4

Atoms of H only form _________ bonds.

• Double
• Single
• Multiple
• Triple

Which of the following is the correct Lewis dot structure for the molecule fluorine (F₂)?

• A
• B
• C
• D

How many electrons can be used in the Lewis Structure for : NO₃ -

• 23
• 20
• 18
• 24

How many valence electrons are in Phosphorus?

• 15
• 4
• 5
• 31

Which of the following is the correct Lewis structure for the compound PBr₃?

• structure A
• structure B
• structure C
• structure D

In CO₂, how many UNSHARED pairs of electrons does each oxygen have?

• 2
• 1
• 4
• 6

What is the correct Lewis Dot Structure for ammonia NH3

• 
• 
• 
• 

CCl₄ has how many double bonds?

• 0

• 1

• 2

• 3