name the gas evolved and give equation for
1.CALCIUM HYDROXIDE is heated with Ammonium chloride crystal
2.SODIUM CHLORIDE is heated with concentrated SULPHRIC Acid
3.Action of heat on copper and nitric acid
4.warm water is added to calcuum carbide
5.Sodium propionate is is heated with soda lime.
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Answer:
Ammonia gas
hydrogen chloride gas
sulphur dioxide
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