Question

Which of the following belong to 3rd period, following configuration.

a) 2, 6 b) 2, 8 c) 2, 8 2 d) All​

Answer 1

Answer:

element with configuration 2, 8, 2 belong to 3rd period

Explanation:

Answer 2

Answer:

2,8,2 is electronic configuration of an element which belongs to 3rd period

Explanation:

Because the period is defined by the number of shells