For which of these species does the best Lewis structure have two or more equivalent resonance structures A) HCO₂^- B) SCN^- C) CNO^- D) N₃^- E) CO₂

Name: For which of these species does the best Lewis structure have two or more equivalent resonance structures A) HCO 2 - B) SCN - C) CNO - D) N 3 - E) CO 2
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Question

Quizplus · Accepted Answer

The formate ion (HCO2-) has two equivalent resonance structures where the negative charge is delocalized between the two oxygen atoms.

For Which of These Species Does the Best Lewis Structure