Question

2. Write the electronic configuration of Mg, Al and
Si.To which groups and period/s they belong to?
[Atomic No. of Mg ,Al and Si are 12,13 and 14
respectively.)​

Answer 1

Explanation:

1. Mg ( 12 ) -2,8,2
2. Al ( 13 ) -2,8,3
3. Si ( 14 ) -2,8,4

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Answer 2

Answer:

Electronic configuration:-

1) Mg = 2,8,2

group:- 2 and period:-3

2) Al = 2,8,3

group:-3 and period:-3

3) Si = 2,8,4

group:-4 and period:-3

Explanation:

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