MCQ
Product $(A)$ is


- A

- ✓

- C

- D








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$F^-+ H_2O \rightleftharpoons HF + OH^-; K_b$
which relation is correct
$ -\mathrm{OCH}_3,-\mathrm{NO}_2,-\mathrm{CN},-\mathrm{CH}_3-\mathrm{NHCOCH}_3, $
$ -\mathrm{COR},-\mathrm{OH},-\mathrm{COOH},-\mathrm{Cl}$
