The correct answer is Hydrogen. Hydrogen and helium are the two lightest gasses . Helium is twice as heavy as diatomic hydrogen both are considerably lighter than air, rendering this difference negligible. Hydrogen is the lightest, most abundant, and explosive gas on Earth.
7 апр. 2021 г.
The minimum gas is hydrogen gas. It has the least mass so it will be the lightest gas. So, the correct answer is “Option D”. |
Hydrogen. edit · Hydrogen, being the lightest existing gas (7% the density of air, 0.08988 g/L at STP), seems to be the most appropriate gas for lifting. It ... Gases used for lifting · Gases theoretically suitable for... |
Helium is the lightest gas. Q. What is the atomicity ? Write the atomicity of hydrogen , helium , chlorine , oxygen , nitrogen |
Lightest gas is hydrogen as it has molecular mass of $2units$.Hence option C is correct. Helium is also a light gas but it is heavier than that of hydrogen. |
Hydrogen is the lightest gas present abundantly in the universe with an atomic mass of 1 . 00784 u. It is one of the most reactive gases. |
21 мая 2024 г. · The correct answer is H. Hydrogen (H) is a colourless, odourless, nonmetallic, tasteless, highly flammable gas. It is the lightest gas in the ... |
8 нояб. 2023 г. · The lightest gas is (A) Hydrogen. Hydrogen has an atomic weight of 1.008, which is lighter than helium, with an atomic weight of 4.002602. |
Answer: Among all gases, hydrogen and helium are the two lightest gases. Diatomic hydrogen is twice as heavy as helium, both are still significantly lighter ... |
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