Question

The atomic number (Z), of an element is 12. In its ground state, how
many electrons are present in the M-shell pls help ​

Answer 1

Answer:

The electronic configuration is 2,8,13,2. Thus, K, L, M and N shells will have 2,8,13,2 electrons respectively.

The element is manganese, a transition metal whose electronic configuration can also be represented as [Ar]3d

5

4s

2

2 electrons are present in the N shell of the atom of an element with atomic number 25.

Answer 2

Answer:

don't know the answer sorry