mlongoria8672 mlongoria8672

09-08-2018
Physics

contestada

What is the period number in which helium is found?

Respuesta :

ama2332004 ama2332004

10-08-2018

It is situated in period number 1.

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nicholasvandivort15 nicholasvandivort15

23-08-2021

Answer:

What is the period number in which helium is found?

✔ 1

What is the group name in which helium is found?

✔ 8A

Explanation:

Its located at 1 18

Hope it helps

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