Q13 / 90 · JEE Main 2012 (26 May Online) · Chemistry

Fire extinguishers contain $\mathrm{H}_2 \mathrm{SO}_4$ and which one of the following?

  • Correct answer
    A
    $\mathrm{NaHCO}_3$ and $\mathrm{Na}_2 \mathrm{CO}_3$
  • B
    $\mathrm{Na}_2 \mathrm{CO}_3$
  • C
    $\mathrm{NaHCO}_3$
  • D
    $\mathrm{CaCO}_3^2$

Solution

Fire extinguishers contain a mixture of $\mathrm{Na}_2 \mathrm{CO}_3, \mathrm{NaHCO}_3$ and $\mathrm{H}_2 \mathrm{SO}_4$.

Hence, the correct answer is option: 'A'.

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