Question

Effective nuclear charge of 3d orbital of manganese

Answer 1

For 3d electron,

σ = (0.35 × 9) + (1 × 18) = 21.15

Z* = Z – σ = 30 – 21.15 = 8.85

Answer 2

Answer:

5.60

Explanation:

Shielding effect = 4×0.35+1×18

=1.4+18

=19.4

Now, effective nuclear charge =25-19.4

=5.60