MCQ
Laughing gas is prepared by heating
- ✓$NH_4Cl + NaNO_3$
- B$NH_4Cl$
- C$NH_4NO_2$
- D$Pb(NO_3)_2$
✓
Answer
Correct option: A.
$NH_4Cl + NaNO_3$
a
$NH_4Cl + NaNO_3 \to NaCl + NH_4NO_3$
$NH_4Cl + NaNO_3 \to NaCl + NH_4NO_3$
$N{H_4}N{O_3}\xrightarrow{\Delta }2{H_2}O + {N_2}O$ (Laughing gas)
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