Question

Write the electronic configuration of the following elements-

1. Sodium

2. Magnesium

3. Chlorine​

Answer 1

Answer:

1) Sodium

Na(11) = 2,8,1

2) Magnesium

Mg(12) = 2,8,2

3) Chlorine

Cl(17) = 2,8,7

Answer 2

Answer:

1 sodium = Sodium [Ne]3s1

2 Magnesium [Ne]3s2

3 Chlorine [Ne]3s23p5