Question

12. Incorrect among the following is/are
(a) Number of electrons having m = 0 in Na are
(b) Energy of 4s orbital is more than 3d in H-atom
(c) Energy of 2s orbital in O is more than carbon
(1) (a) only
(2) (b) only
(4) (c) only
(3) (a) & (b) only​

Answer 1

Answer:

a hai ok .....................