WBJEE · Chemistry · p Block Elements (Group 15, 16, 17 & 18)
\(\mathrm{NO}_2\) is not obtained on heating
- A \(\mathrm{AgNO}_3\)
- B \(\mathrm{KNO}_3\)
- C \(\mathrm{Cu}\left(\mathrm{NO}_3\right)_2\)
- D \(\mathrm{Pb}\left(\mathrm{NO}_3\right)_2\)
Answer & Solution
Correct Answer
(B) \(\mathrm{KNO}_3\)
Step-by-step Solution
Detailed explanation
Hints: \(\mathrm{KNO}_3 \stackrel{\Delta}{\longrightarrow} \mathrm{KNO}_2+\frac{1}{2} \mathrm{O}_2\)
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