Question

The element with 8 electrons in its 3d sublevel is

A. O.

B. Ne.

C. Ar.

D. Ni.

Could you please explain?

Answer 1

For an element to have 8 electrons in the 3d sublevel, it must be part of the transition metals. Ni is the only transition metal in this list.

Answer 2

O and Ne only have electrons in 1s, 2s, 2p sublevels, Ar in 1s, 2s, 2p, 3s, 3p.

Answer 3

thank you ♥

Answer 4

No problem.