Unit 7: Atoms and Molecules (Intro)

• 2
• 8
• 3
• 13

• 12
• 7
• 8
• 14

Valence electrons are the...

• Innermost electrons
• Middle electrons
• Outermost electrons
• Any electrons

How many valence electrons does carbon have?

• 4

• 5

• 6

• 7

How many valence electrons are found in atoms of group 14?

• 4
• 3
• 14
• 16

Is this the correct Lewis Dot Structure for Boron?

• Yes

• No, missing electrons

• No, too many electrons

• No, dots are in wrong place.

This could be the dot diagram of

• Mg

• Cl

• C

• O

This is a correct dot diagram for neon (Ne)

• true

• false

This is a correct dot diagram for carbon (C)

• true

• false

This is a correct dot diagram for nitrogen (N)

• true

• false