Easy
Identify the group that exerts electron withdrawing resonance effect.
- A$-COOH$
- B$-OH$
- C$-OR$
- D$-NHR$
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Similar Questions
Which of the following is the strongest $-I$ (inductive effect) group?
Medium
View SolutionThe $-NO_2$ group in the following conjugated system shows:
Which of the following has zero inductive effect?
Easy
View SolutionExplain the types of inductive effect.
Medium
View SolutionMatch column $-I$ and column $-II$ with the correct electronic effect relation:
Column $-I$ Column $-II$ $(i)$ $C_6H_5NH_2$ $(p)$ $-R$ effect $(ii)$ $C_6H_5OH$ $(q)$ $+R$ effect $(iii)$ $C_6H_5NO_2$ $(r)$ $+I$ effect $(iv)$ $CH_3CH_2Cl$ $(s)$ $-I$ effect
| Column $-I$ | Column $-II$ |
|---|---|
| $(i)$ $C_6H_5NH_2$ | $(p)$ $-R$ effect |
| $(ii)$ $C_6H_5OH$ | $(q)$ $+R$ effect |
| $(iii)$ $C_6H_5NO_2$ | $(r)$ $+I$ effect |
| $(iv)$ $CH_3CH_2Cl$ | $(s)$ $-I$ effect |
Medium
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