Chemistry, asked by naman5073, 1 year ago

an element which is inside gas with the atomic number two

Answers

Answered by Ayushrout
1
Natural gases contain it in concentrations higher than atmospheric. Helium is the element that is atomic number 2 on the periodic table. Each helium atom has 2protons in its atomic nucleus. The atomic weight of the element is 4.0026.
the element weight I am not sure my friend
Answered by himanshusingh52
1
Natural gases contain it in concentrations higher than atmospheric. Helium is the element that is atomic number 2 on the periodic table. Each helium atom has 2 protons in its atomic nucleus. The atomic weight of the element is 4.0026.
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