Question

Select the correct option:
1. The distribution of electrons in different shells of an atom is known as
(a) Valency
(b) Electronic configuration
(c) Variable valency
(d) Molecular formula
2. What areth​

Answer 1

Explanation:

b) electronic configuration

Electronic configuration shows the distribution of electrons in the shells of an atom. And this can be calculated with the formula 2n² where n stands for the number of shells .

for eg: chlorine has electronic configuration is 2,8,7.

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