Science, asked by shyamkohli4652, 8 months ago

Write the electronic configuration 2,8,5 whose mass number is 31 and atomic
number is . what is it valency.

Answers

Answered by svenkatesh547

2

phosphorus

Explanation:

The electronic configuration of the element phosphorus is 2,8,5.and it's mass number is 31& atomic no is 15, and it's valency is 5.

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