ICSE /Class 10
Chemistry MCQ Based On Uses of ammonia manufacture of fertilizers explosives nitric acid refrigerant gas
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ICSE Class 10 Chemistry Uses of ammonia manufacture of fertilizers explosives nitric acid refrigerant gas
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Recall the uses of ammonia
observe the gas
N2 + 3H2→2NH3
The reaction of nitric acid with protein keratin present in the skin is called xanthoproteic reaction.
When this gas dissolved in water, a hydroxide is formed, which is basic in nature and turns red litmus blue.
When ammonia gas is burned in oxygen, the products formed are water and nitrogen monoxide gas.
Mg3N2 + 6H2O→3 Mg(OH)2 + 2NH3
This catalyst is brown in colour and not easily poisoned. It is used in combination with other compounds.
Recall the gas produced
The protonation of water rapidly takes place and forms hydronium ions.
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