Hydrogen chloride gas and hydrogen sulphide ...

ICSE Class 10 Chemistry 2013 Paper

Give a chemical test to distinguish between the following pairs of compounds :

Question : 20 of 84

Marks: +1, -0

Hydrogen chloride gas and hydrogen sulphide gas.

Solution:

When a rod dipped in

\mathrm{NH}_3

is brought to the mouth of test tube. In case of

\mathrm{HCl}

gas dense white fumes observed. Whereas no such fumes observed in case of

\mathrm{H}_2\mathrm{S}

gas.

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