Which of the following will produce a gas with bleaching property on reaction with hydrochloric acid?

C u O

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M n O_{2}

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Both A and B

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None of these

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Solution

The correct option is B $M n O_{2}$
$4 H C l (a q) + M n O_{2} (S) ⟶ M n C l_{2} + 2 H_{2} O + C l_{2}$
$M n O_{2}$ on reaction with $H C l$ gets reduced to $M n C l_{2}$ and $H C l$ gets oxidised to $C l_{2}$

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Similar questions

Bleaching powder in reaction with dilute hydrochloric acid releases hydrogen gas(H₂).

Which of the following metals on reaction with dilute hydrochloric acid will give salt and hydrogen gas?

(a) Name one metal which reacts with dilute hydrochloric acid to produce hydrogen gas.

(b)Name one metal which does not react with dilute hydrochloric acid.

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