What happens when HCl gas is heated above 5000 C -A- It will not dissociate into hydrogen and chlorine-B- It dissociates into hydrogen and chlorine-C- None of theseD- It becomes a great supporter of combustion-

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Standard X

Chemistry

Classification of Hydrocarbons

What happens ...

Question

What happens when HCl gas is heated above $500^{0} C$ ?

It will not dissociate into hydrogen and chlorine.

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It becomes a great supporter of combustion.

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It dissociates into hydrogen and chlorine.

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None of these

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Solution

The correct option is C
It dissociates into hydrogen and chlorine.

On heating above $500^{0}$ C, HCl dissociates into hydrogen and chlorine.

$2 H C l a b o v e 500^{\circ} C - ------ \to H_{2} + C l_{2}$

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What happens when HCl gas is heated above 5000C?

The correct option is C It dissociates into hydrogen and chlorine. On heating above 5000 C, HCl dissociates into hydrogen and chlorine. 2HClabove 500∘ C−−−−−−−→H2+Cl2

What happens when HCl gas is heated above $500^{0} C$ ?

The correct option is C
It dissociates into hydrogen and chlorine.

On heating above $500^{0}$ C, HCl dissociates into hydrogen and chlorine.

$2 H C l a b o v e 500^{\circ} C - ------ \to H_{2} + C l_{2}$