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TS EAMCET · Chemistry · Hydrocarbons

A benzene derivative did not produce white precipitate with the ammonical silver nitrate solution but decolorised the cold dilute alkaline \(\mathrm{KMnO}_4\) solution. The compound is

  1. A \(\mathrm{C}_8 \mathrm{H}_6\)
  2. B \(\mathrm{C}_8 \mathrm{H}_{10}\)
  3. C \(\mathrm{C}_8 \mathrm{H}_8\)
  4. D \(\mathrm{C}_7 \mathrm{H}_8\)
Verified Solution

Answer & Solution

Correct Answer

(C) \(\mathrm{C}_8 \mathrm{H}_8\)

Step-by-step Solution

Detailed explanation

\(\mathrm{C}_8 \mathrm{H}_8\) is It is a derivative of benzene and decolorised the cold alkaline \(\mathrm{KMnO}_4\) solution. The reaction occurs as follows : \(\mathrm{C}_8 \mathrm{H}_8+2 \mathrm{KMnO}_4 \longrightarrow \mathrm{KC}_8 \mathrm{H}_5 \mathrm{O}_2\)…