Resonance Structures

A condition that occurs when more than one valid Lewis structure can be drawn for a molecule

• coordinate covalent bond
• resonance
• endothermic
• structural formula

Define the term resonance structure

• Delocalization of electrons in an atom
• Delocalization of π electrons within a molecule
• Spread of π electrons in an atom
• Spread of π electrons within a molecule

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

• 2
• 3
• 4
• 5

For carbonate ions, what is the bond strength between C and O

• C-O (single bond)
• C=O (double bond)
• C≡O (triple bond)
• C-O(between single and double bond)

How many resonance structures for NO₃^- ion?

• 1
• 2
• 3
• 4

What is the bond strength between N and O?

• N-O (Single bond)
• N=O (double bond)
• N Ξ O (Triple bond)
• N-O (between single and double bond)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many resonance structure for SO₂ ?

• 1
• 2
• 3
• 4

How many resonance structure can you draw for benzene?

• 1
• 2
• 3
• 4

What types of C-C bonds are found in benzene molecules?

• C-C (single bonds)
• C-C and C=C (single and double bonds)
• 3 C-C (single bond) and 3 C=C (double bond)
• None of the above

Tags

NGSS.HS-PS1-3