1.

{:("(i) ammonia","(a) suffocating odour"),((ii)SO_(2),"(b) Rotten fish smell"),((iii)PH_(3),"(c ) Greenish yellow gas"),((iv) Cl_(2),"(d ) pungent smelling gas"):}

Answer»

SOLUTION :(i) d (II) a (III) B (IV) c


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