Question

Which of the following correctly represent the electronic distribution in the Mg atom? (2m)

(a) 3, 8, 1

(b) 2, 8, 2

(c) 1, 8, 3

(d) 8, 2, 2​

Answer 1

Answer:

b) 2 , 8 , 2

this is the electronic distribution of MG

Answer 2

Answer:

1 Answer. (b) Atomic number and the number of electrons in magnesium atom is 12. So, electronic configuration is 2, 8, 2 (because 12=2 + 8 + 2).