Chemistry, asked by malar1235, 12 hours ago

An element has atomic number 17 to which group and period closer it belong.

Answers

Answered by Anonymous

2,8,7 is the electronic configuration of the element whose atomic number is 17. As it has 7 valence electrons. So Its belongs to 17th group and 3rd period.

Answered by rs7330036

Explanation:

2,8,7 is the electronic configuration of the element whose atomic number is 17. As it has 7 valence electrons. So Its belongs to 17th group and 3rd period.

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