Chemistry, asked by devesh277, 11 months ago

what is the helium gas?​

Answers

Answered by shreya9741
0

Answer:

First noble gas in the periodic table with atomic number 2.

Answered by Himalayadb
0

Answer:

helium gas is a noble gas as it has 2 valence electron as it has fill it's first k shell.and it do not react with others gases.It is located on group18 and 2nd period of the periodic table

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