Question

In the following reactions:
a. `3MnO_(2)+4Alrarr3Mn+2Al_(2)O_(3)`
b. `2MnO_(4)^(ө)+16H^(o+)+10Cl^(ө)rarr2Mn^(2+)+5Cl_(2)+8H_(2)O`
Which species is reduced and which is oxidised?

Answer 1

Correct Answer - A::B::C::D
a. `MnO_(2)` is reduced and aluminium is oxidised.
b. `MnO_(4)^(ө)` is reduced, and `Cl^(ө)` is oxidised.