Question

What happens when nitrogen fills its valence shell?

Answer 1

D. three electrons are gained creating N-3

Answer 2

The choices can be found elsewhere and as follows:

A.Three electrons are lost, Creating N+3
B. Three electrons are lost, Creating N-3
C.Three electrons are gained, Creating N+3
D.Three electrons are gained, Creating N-3

I think the correct answer is option D. When nitrogen fills its valence shell then three electrons are gained, Creating N-3. Hope this answers the question.