Match List-I with List-II:
To answer the question, the following items must be matched:
| List-I | List-II |
|---|---|
| A | IV |
| B | I |
| C | II |
| D | III |
The correct matches are:
A: IV,
B: I,
C: II,
D: III.

Why is \( Cr^{2+} \) strongly reducing while \( Mn^{3+} \) is strongly oxidizing?
| List - I(Block/group in periodic table) | List - II(Element) |
|---|---|
| (A) Lanthanoid | (I) Ce |
| (B) d-block element | (II) As |
| (C) p-block element | (III) Cs |
| (D) s-block element | (IV) Mn |