Resonance Structures

For carbonate ions, how many resonance structures can be drawn ?

• 2
• 3
• 4
• 5

What is the formal charge on the oxygen atom at the top of this Lewis dot structure?

• 0

• -1

• +1

• -3

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the formal charge on the phosphorus atom in this Lewis dot structure?

• 0

• -1

• +1

• -3

What is the formal charge on the oxygen atom at the top of this Lewis dot structure?

• 0

• +1

• -1

• -2

Tags

NGSS.HS-PS1-2

What is the picture showing?

• All of the resonance structures for carbonate.

• The formal charge on each atom in carbonate.

• The electronegativity for carbonate.

• The ionization energy for carbonate.

Tags

NGSS.HS-PS1-2

What is the best definition of valence electrons?

• The outermost electron NOT involved in chemical reactions

• The innermost electrons involved in chemical reactions

• The outermost electrons involved in chemical reactions.

• The innermost electrons NOT involved in chemical reactions

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Carbon is in group 14. How many valence electrons does Carbon (C) have?

• 3

• 6

• 4

• 14

Tags

NGSS.HS-PS1-1

According to the Octet Rule, atoms of elements react with each other in order to get ______ electrons in their outermost energy level or shell.

• 2

• 4

• 8

• 10

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the name for when more than one valid Lewis structure can be drawn for a molecule?

• coordinate covalent bond

• resonance

• endothermic

• structural formula

How many valence electrons should Lithium have in its Lewis dot model?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-1