Chemistry · Organic Chemistry - General Principles
Identify the groups that exhibit a negative resonance (-R) effect when attached to a conjugated system: A. Formyl (-CHO) B. Amino (-NH 2 ) C. Alkoxy (-OR) D. Cyano (-CN) E. Nitro (-NO 2 )
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A, C, E only
- 2B, C, D only
- 3A, D, E only✓
- 4B, D, E only
Correct answer
A, D, E only
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