Chlorine gas evolves when HCl acid is added to:

Calcium carbonate

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Manganese dioxide

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Zinc metal

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Sodium sulphite

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Solution

The correct option is B
Manganese dioxide

Chlorine gas evolves when HCl acid is added to manganese dioxide.

MnO₂ + 4HCl → MnCl₂ + 2H₂O + Cl₂

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Similar questions

Q. Zinc metal is added to dilute hydrochloric acid. The gas evolved is :
(a) Oxygen
(b) Hydrogen
(c) Chlorine
(d) Carbon dioxide

Carbon dioxide gas evolves when HCl acid is added to:

(a) Name the gas evolved when dilute hydrochloric acid is added to:
(i) Zinc metal
(ii) Calcium carbonate
(iii) Sodium sulphite
(iv) Lead (II) sulphide
(v) Magnesium bicarbonate
(vi) Potassium bisulphite
(b) Give a balanced equation for each of the above reaction.

Q. Name the gas evolved when dilute hydrochloric acid is added to: [2 MARKS]
a) Calcium carbonate
b) Sodium sulphite

Carbon dioxide gas is liberated when $H C l$ acid is added to:

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Chlorine gas evolves when HCl acid is added to:

The correct option is B Manganese dioxide Chlorine gas evolves when HCl acid is added to manganese dioxide. MnO2 + 4HCl → MnCl2 + 2H2O + Cl2

The correct option is B
Manganese dioxide

Chlorine gas evolves when HCl acid is added to manganese dioxide.

MnO₂ + 4HCl → MnCl₂ + 2H₂O + Cl₂