The lightest gas is :
A. nitrogen
B. helium
C. oxygen
D. hydrogen
The lightest gas is :
A. nitrogen
B. helium
C. oxygen
D. hydrogen
Harshit Singh , 3 Years ago
Grade 12th pass
10 grade science> The lightest gas is :A. nitrogenB. helium...
1 AnswersYash Patari
Dear student
Hydrogen is the lightest element of the periodic table, thus, hydrogen gas is the lightest gas. The atomic mass of hydrogen gas (H2) is twice the mass of hydrogen element (H).
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