Question

Write the atomic number and electronic configuration of the following:
a) Magnesium b) Potassium c) Calcium d) Oxygen e) Chlorine f) Nitrogen g) Sodium
h) Sulphur i) Argon

Answer 1

Answer:

Explanation:

mg = 12 - 2 ,8, 2

k = 19 - 2 , 8 , 8 , 1

ca = 20  - 2, 8 , 8 , 2

o = 8 - 2, 6

cl = 17 - 2, 8, 7

n = 7 - 2 , 5

na = 11 - 2 , 8 , 1

s = 16 - 2 , 8 , 6

ar = 18 - 2, 8 , 8

pls mark  as brilliant