Helium

Wikipedia se
Atomic Structure
Symbol He
Atomic Number 2
Atomic Mass 4.002602 g/mol
Periodic Table
Group 8
Row / Period 1
Element Category Noble gas
Chhapa
Ek Helium atom
Because it is very light, helium is the gas of choice to fill airships such as the Goodyear blimp
Helium laser

Helium ek chemical element hae, jiske chemical symbol He aur atomic number 2 hae. Ii bina rang ke ek gas hae, jon ki dusra element re react nai hoe hae. Iske halluk hoe ke kaaran, iske baloon me kaam e lawa jaawe hae.

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