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The lightest element that is not a gas at standard temperature and pressure is lithium. With an atomic number of 3 and an Atomic Mass of about 6.94 atomic mass units, lithium is a soft, silvery-white metal. It is classified as an alkali metal and is solid at room temperature, unlike the lighter gases hydrogen and helium.
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Related Questions
Was helium the lightest gas?
Hydrogen was, and is, the lightest gas
What element is the lightest gas?
Hydrogen is the lightest gas.
Is hydrogen gas the lightest gas in the world?
Yes it is, and it's also the lightest gas in the universe.
Which matter is lightest in weight?
gas is the lightest in weight
Is helium the lightest gas in the atmosphere?
helium is the lightest air
How can you find the lightest gas and the lightest liquid?
generally, you can look at the Periodic Table of Elements. hydrogen is the lightest of both
What is the lightest air?
Hydrogen is the lightest gas found in air.
What liquid has the lightest density?
Hydrogen gas has the lightest density of any liquid.
Name the lightet gas?
the lightest gas is hydrogen
Which gas is the lightest?
hydrogen
Lightest inert gas?
Helium
What is the lightest inhert gas?
helium
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