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CUET · CHEMISTRY · PYQ PAPER 2023

Answer the question on basis of passage given below :
Look at the following chemical reactions and answer the following question :
(A) \(C_7H_8 \xrightarrow{\text{Conc. HNO}_3, 0^\circ C} (B) \xrightarrow{Sn/HCl} (C) \xrightarrow{NaNO_2/H_3O^+} (D) \xrightarrow{H_2O, Heat} (E)\)
(E) \(CH_3I \xrightarrow{KMnO_4/H^+} (F) \xrightarrow{H_3O^+} (G) \xrightarrow{NaOH} (H)\)
Which one of the following compounds is/are most acidic in nature?

  1. A C
  2. B H
  3. C C, H
  4. D C, E
Verified Solution

Answer & Solution

Correct Answer

(D) C, E

Step-by-step Solution

Detailed explanation

\(C_7H_8 \xrightarrow{Conc. HNO_3, 0^\circ C} CH_3C_6H_4NO_2 \xrightarrow{Sn/HCl} CH_3C_6H_4NH_2\) (C) \(CH_3C_6H_4NH_2 \xrightarrow{NaNO_2/H_3O^+} CH_3C_6H_4N_2^+Cl^- \xrightarrow{H_2O, Heat} CH_3C_6H_4OH\) (E) \(CH_3C_6H_4OH \xrightarrow{KMnO_4/H^+} HOOCC_6H_4OH\) (H)…