Question

O Atomic
Atomic no
of A&B are 18 & 19
respectively What is the electronic
configuration of A and b
​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

Electronic configuration of A

(2,8,8) = 18

K shell = 2

L shell = 8

M shell = 8

Electronic Configuration of B

(2,8,8,1) = 19

K shell = 2

L shell = 8

M shell = 8

N shell = 1

Explanation:

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