Question

MCQ with more than one correct answer :
Among the following, the elements with stable electronic configuration are
a) Krypton
b) Chlorine
c) Xenon
d) Aluminium

Answer 1

Answer:

Aluminum is your answer

Explanation:

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Answer 2

Answer :-

Correct answer is krypton.

Explanation :-

Chlorine configuration is 2,8,7.

Xenon configuration is 2,8,8,8,8,8,8,4.

Aluminium configuration is 2,8,3.

They all are unstable and krypton is stable.

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