AP EAMCET · Chemistry · Carboxylic Acid Derivatives
Arrange the following in decreasing order of their acidity
- A C \(\gt\) B \(\gt\) A
- B C \(\gt\) A \(\gt\) B
- C B \(\gt\) C \(\gt\) A
- D B \(\gt\) A \(\gt\) C
Answer & Solution
Correct Answer
(B) C \(\gt\) A \(\gt\) B
Step-by-step Solution
Detailed explanation
Acidity \(\propto\) Electron withdrawing group \(\propto-\mathrm{M}\) effect -M effect order \(\begin{aligned} & -\mathrm{NO}_2\gt-\mathrm{CN}\gt-\mathrm{F} \\ & \text { So, } \mathrm{C}\gt\mathrm{A}\gt\mathrm{B}\end{aligned}\)
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