Question

(d) Select from the list the gas that matches the description given in each case: [5]

(Oxygen, Hydrogen, Ammonia, Nitrogen, Chlorine)

(i) A gas which contains single covalent bond.

(ii) The gas formed when aluminium reacts with hot conc. sodium hydroxide.

iii) The gas evolved at anode during electrolysis of copper sulphate solution using inert electrodes.

(iv) The gas formed when ammonium salts reacts with alkalis.

(v) The gas evolved when ammonia gas is passed over heated copper oxide.​

Answer 1

Answer:

N2 H4

Explanation:

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