Question

Select the chemical changes which show a change of State : *

1.)Ammonium chloride is heated

2.)Silver nitrate is mixed with Hydrochloric acid

3.)Potassium chlorate is heated

4.)Electric current is passed through water

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Answer 1

Answer:

1.) Ammonium chloride is heated (not accurately)

Explanation:

When ammonium chloride is heated, it sublimes. But in some instances it decomposes into hydrogen chloride gas and ammonia gas.