Question

what is meant by ns ansd (n-1)d ?​

Answer 1

Explanation:

The (n-1) stands for inner shell and the d-orbitals may have one to ten electrons and the s-orbital of the outermost shell (n) may have one or two electrons.

Answer 2

Answer:

The (n-1) stands for inner shell and the d-orbitals may have one to ten electrons and the s-orbital of the outermost shell (n) may have one or two electrons. ...