Question

Write the electronic configuration of the element having the atomic number 12 , 15 and 17

Answer 1

Answer:

2,8,2

2,8,5

2,8,7 these are ec of given atomic no.

Answer 2

Answer:

Electronic configuration 12= 2, 8,2

Electronic configuration 15=2,8, 5

Electronic configuration 17= 2,8,7

Hope it helps..