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Chemistry · 2026 · 3 marks
CBSE 2026 · Region 3 · Set 2 · Q23
How will you obtain the following from benzene diazonium chloride? Write chemical equations involved: 3 []
How will you obtain the following from benzene diazonium chloride ? Write chemical equations involved : $\displaystyle 3$ []
Marking-scheme solution
(a)
(b)
$\displaystyle \mathrm{C_6H_5\overset{+}{N_2}Cl^-} \xrightarrow{\ \mathrm{KI}\ } \mathrm{C_6H_5I}$
(c)
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CBSE Class 12 Chemistry past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.