Question

When neutral or faintly alkaline KMnO4 is
treated with sodium thiosulphate, thiosulphate
ion is converted into :
(A) SO42-
(B) S
(C) SO2
(D) S20​

Answer 1

Answer:

The reaction between thiosulphate ion and KMnO

4

in neutral medium is given as:

8MnO

4-+3S

2 O

3

2−

+H

2

) → 8MnO

2

+ 6SO

4

2−

+2OH

−