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A chemistry student five possible Lewis structures for the cyanate ion. Give a reason why structures (4)...

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Question

Chemistry

  1. A chemistry student five possible Lewis structures for thecyanate ion.
  1. Give a reason why structures (4) and (5) are wrong. (2)
  1. Calculate the formal charge of each individual atom anddetermine which structure is the preferred one. (11)

Structure 1

Atom

N

C

O

Valence electrons

Bonding electrons

Nonbonding electrons

Formal Charge

Structure 2

Atom

N

C

O

Valence electrons

Bonding electrons

Nonbonding electrons

Formal Charge

Structure 3

Atom

N

C

O

Valence electrons

Bonding electrons

Nonbonding electrons

Formal Charge

            _____________________________________is the most stable structure.

            _____________________________________is the least stable structure.

Answer & Explanation Solved by verified expert
3.6 Ratings (353 Votes)
Structure1 Structure 2 and Structure 3 has been drawn in thepicture belowNote Negative charge on    See Answer
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