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Hydrogen. It is the lightest element in the known universe.
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∙ 13y ago
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Two important properties of helium?
Helium is the second lightest element and the second most abundant element in the observable universe.
What has an atomic number of 1 and is the lightest element on the periodic table?
Hydrogen! It's the lightest of the elements, the only element whose atoms (typically) contain no neutrons, and it's the most abundant element in the universe because it's the main ingredient in stars, which make up nearly all the universe's mass (as far as we know.)
What is the lightest metal element?
Lithium is the lightest metallic element. Its atomic weight is 6.491.
What is the lightest diatomic element?
hydrogen.
What element is the lightest gas?
Hydrogen
What element is the most lightest and most abundant element in the universe?
The lightest and most abundant element in the entire Universe is hydrogen. Hydrogen has an atomic mass of nearly one.
What element is the lightest and simplest and abundant in the universe?
hydrogen
What is the lightest and most abundant element in your universe?
Lithium!
What describes hygrogen?
a couler less gas that burns easily and is the lightest element of the universe
Is hydrogen a mixture?
No, it is a colorless, highly flammable gaseous element, the lightest of all gases and the most abundant element in the universe.
Two important properties of helium?
Helium is the second lightest element and the second most abundant element in the observable universe.
What element is the lightest of all elements and is flammable gas?
Hydrogen is the lightest of all elements and is extremely flammable. It is also the most plentiful gas in the universe.
What id the lightest of all the elements and has the atomic number 1?
Hydrogen, the most common element in the universe.
Is carbon the lightest element?
No hydrogen is the lightest element.
What has an atomic number of 1 and is the lightest element on the periodic table?
Hydrogen! It's the lightest of the elements, the only element whose atoms (typically) contain no neutrons, and it's the most abundant element in the universe because it's the main ingredient in stars, which make up nearly all the universe's mass (as far as we know.)
Why is hydrogen good fuel to use?
It is highly flammable, it is the lightest of all gases and it is the most abundant element in the universe.
What is the lightest known element with only one proton?
Hydrogen is the lightest element.
