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
$NH_4Cl + NaNO_3 \to  NH_4NO_3 \xrightarrow{\Delta } N_2O$

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