Question

which one of the following is a correct electronic configuration of sodium?
(a) 2,8
(b) 8,2,1
(c) 2,1,8
(d) 2,8,1​

Answer 1

Answer:

2,8,1

Explanation:

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Answer 2

Answer:

(d) Atomic number of sodium (Na) =11

Its electronic configuration = 2, 8,1

Thus, (d) is correct

Explanation:

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