Lewis Structure and Name

This is a correct dot diagram for carbon (C)

• true
• false

Tags

NGSS.MS-PS1-1

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

• Single

• Double

• Triple

CH₂O has which of the following?

• Multiple double bonds

• Multiple single bonds

• One double bond

• One single bond

• A lone pair

Tags

NGSS.HS-PS1-1

Which geometric molecular shape is shown?

• bent

• trigonal pyramidal

• tetrahedral

• trigonal planar

Which geometric molecular shape is shown?

• bent

• trigonal planar

• trigonal pyramidal

• tetrahedral

Which geometric molecular shape is shown?

• trigonal planar

• linear

• bent

• trigonal pyramidal

How many total electrons are participating in bonding in the molecule CH₂O?

• 8

• 4

• 2

• 3

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the molecular shape of H₂S?

• linear

• trigonal planar

• bent

• tetrahedral

 A lone pair is defined as

• A pair of bonding electrons
• One non-bonding electron
• A pair of non-bonding electrons
• A pair of electrons on the central atom

When you have Br-Br, what is the polarity?

• Polar

• nonpolar

• Ionic