Q. The electronic configuration $l s^{2}, 2 s^{2}, p^{6}, 3 s^{2}, p^{6}, d^{6}$ corresponds to

2045 243 The d-and f-Block Elements Report Error

A

$F e^{2 +}$

42%

B

$M n^{2 +}$

25%

C

$C o^{2 +}$

19%

D

$G e$

15%

Solution:

$F e^{2 +} - 1 s^{2} 2 s^{2} p^{6} 3 s^{2} p^{6} d^{6}$