English, asked by sohelsayyd, 6 months ago

a.,Li, Si, He,,Na,,P Which of these
elements belong to be period 3?

Answers

Answered by Anonymous

9

Answer:

sodium,phosphorus,silicon belongs to period 3

Answered by anchal1217

5

Answer:

Sodium , Phosphrus and Pottasium belongs to the period 3.

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