Science, asked by poonamsaini1984punja, 1 month ago

9. The elements A, B, C, D, E have electronic configurations as mentioned below A: 2,3 B: 2,8,3 C:2,8,5 D: 2,8,7 E: 2,8,8,2
Among these which elements belong to same group? a. A, B. b. A, C c. A, D d. A, E​

Answers

Answered by singhsamarbahadur608
4

Answer:

Options A is correct

Explanation:

Hope it helps you

Answered by ashisroy55545
2

Answer:

option A and B is your answer.

Explanation:

A:1s2 2s2 2p1

B:1s2 2s2 2p6 3s2 3p1

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