Chemistry, asked by roshan886, 11 months ago

why do you call the helium as a lightest gas when a hydrogen atom is having atomic number 1 when comapared to helium which has a atomic no 2. please give a detailed info

Answers

Answered by debapratikmandal2468
0

Answer:

hydrogen is the lightest gas in real. Helium comes after it. but hydrogen is inflammable that is it burn itself. so hydrogen is not used for commercial purposes like in balloons. so helium is the most used commercial gas for flying

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