ICSE Class 10 Chemistry 2023 Solved Paper

Choose the answer from the list which fits in the description:
[CCl4‌PbO,NaCl,CuO,NH4‌CI]

Question : 86

Total: 88

A compound which undergoes thermal dissociation.

Solution:

NH4‌Cl : It is a sublimate compound, when heated, it undergoes decomposition reaction to give ammonia gas and hydrogen chloride gas.
NH4‌Cl( s)→NH3(g)+HCl(g)

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