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Question: Answered & Verified by Expert
In the reaction,

$P, Q$ and $R$ respectively are
ChemistryAminesKCETKCET 2023
Options:
  • A $\mathrm{NaNO}_2+$ dil. $\mathrm{HCl}, \mathrm{HBF}_4, \mathrm{Cu}+\mathrm{NaNO}_2$
  • B $\mathrm{NaNO}_2+$ conc. $\mathrm{HCl}, \mathrm{F}_2, \mathrm{Cu}+\mathrm{NaNO}_3$
  • C $\mathrm{NaNO}_2+$ dil. $\mathrm{HCl}, \mathrm{BF}_3, \mathrm{Cu}+\mathrm{NaNO}_2$
  • D $\mathrm{NaNO}_2+$ dil. $\mathrm{HCl}, \mathrm{F}_2, \mathrm{Cu}+\mathrm{NaNO}_3$
Solution:
2922 Upvotes Verified Answer
The correct answer is: $\mathrm{NaNO}_2+$ dil. $\mathrm{HCl}, \mathrm{HBF}_4, \mathrm{Cu}+\mathrm{NaNO}_2$

Thus $P, Q$ and $R$ are $\mathrm{NaNO}_2+$ dil $\mathrm{HCl}, \mathrm{HBF}_4$, $\mathrm{Cu}+\mathrm{NaNO}_2$ respectively.

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