lewis dot structures

How many electrons should Lithium have around its Lewis dot model?

• 1
• 2
• 3
• 4

Tags

NGSS.HS-PS1-1

How many electrons should Carbon have around its Lewis dot model?

• 1
• 3
• 4
• 5

Tags

NGSS.HS-PS1-1

How many electrons should Neon have around its Lewis dot model?

• 5
• 6
• 7
• 8

Tags

NGSS.HS-PS1-1

How many electrons should Helium have around its Lewis dot model?

• 1
• 2
• 7
• 8

Tags

NGSS.HS-PS1-1

What is the correct Lewis Dot Structure for ammonia NH3

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• 
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Tags

NGSS.MS-PS1-1

Which is the correct molecular structure for carbon dioxide?

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Tags

NGSS.MS-PS1-1

CO₂ has how many lone pairs?

• 0

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

CCl₄ has how many double bonds?

• 0

• 1

• 2

• 3

Tags

NGSS.HS-PS1-1

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

NGSS.HS-PS1-2

According to the octet rule most elements need _______ valence electrons.

• 2
• 8
• 6
• 18

Tags

NGSS.HS-PS1-1