Bonding and Lewis Structures

The bonds in Na₂O are best described as

• covalent, because valence electrons are shared.

• covalent, because valence electrons are transferred

• ionic, because valence electrons are shared.

• ionic, because valence electrons are transferred.

Tags

NGSS.HS-PS1-1

Determine the type of bond in a nitrogen molecule (N₂).

• Double covalent

• Single covalent

• Ionic

• Triple covalent

Tags

NGSS.HS-PS1-1

Three pairs of electrons are shared in a

• Single bond

• Double bond

• Triple bond

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

• 23

• 20

• 18

• 24

Which is the correct molecular structure for carbon dioxide?

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• 
• 
• 

NBr₃ has how many lone pairs on the central atom?

• 0

• 1

• 2

• 3

CCl₄ has how many double bonds?

• 0

• 1

• 2

• 3

Carbonate (CO₃^2-) has how many double bonds?

• 0

• 1

• 2

• 3

Tags

NGSS.HS-PS1-1

In HCN (Carbon is usually the central atom) what kind of bond is between the C and N

• Single

• Double

• Triple

Tags

NGSS.HS-PS1-2

CH₂O has which of the following?

• Multiple double bonds

• Multiple single bonds

• One double bond

• One single bond

• A lone pair