Chemistry, asked by spsnehasourabh6, 1 year ago

match the atomic number 4,8,14,15 and 19 with each of the above.

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Answered by dipto4321

4

Explanation:

Phosphrus is a solid non metal with valency 3

Oxygen is a gas with valency 2

Potassium is a metal with valency 1

Silicon is a metalloid with valency 4

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