Question

Write the electronic configuration of the first 4 elements in this group

Answer 1

Answer:

The electronic configuration of the elements are given below.

Hydrogen-1

Lithium-2,1

Sodium-2,8,1

Pottasium -2,8,8,1

Explanation:

Explanation: First four elements present in Group 1 are Hydrogen, Lithium, Sodium and Potassium. The atomic number of these elements are 1, 3, 11 and 19 respectively.