The element indium is to be obtained by electrolysis of a molten halide of the element.
Channel: Doubtnut
Date: 2020-04-19

The element indium is to be obtained by electrolysis of a molten halide of the element. Passage of a current of 3.20 A for a period of 40.0 min results in formation of 3.05 g of In. what is the oxidation state of indium in the halide melt? (Atomic mass of In=114.8)