Which of the following transitions involves maximum amount of energy?

Options

A. `M^- (g) to M(g)`
B. `M(g) to M^+ (g)`
C. `M^+(g) toM^(2+)(g)`
D. `M^^(2+)(g) to M^(3+)(g)`

Answer

D

Explanation

`M^^(2+)(g) to M^(3+)(g)`