(i) `underset((\"A morphous solid\"))(A)underset(air)overset(O_(2))(to)Boverset(\"lime water\")(to)\
Channel: Doubtnut
Date: 2020-01-28

(i) `underset((\"A morphous solid\"))(A)underset(air)overset(O_(2))(to)Boverset(\"lime water\")(to)\"milky\"` (ii) Metal sulphide `overset(\"roasting\")(to)underset(gas)Boverset(KMnO_(4)//H^(+))(to) \"decolorisation of\" KMnO_(4)` (iii) `underset((gas))Boverset(Fe^(3+))toFe^(2+)` Correct statement is