What Is the Lightest Element?

Answer

The lightest element is hydrogen, signified by an "H," with an atomic weight of 1.008. It is the first element on the periodic table of elements, making it the lightest element.
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Hydrogen is the lightest and the most plentiful element in the universe. Hydrogen, denoted by the symbol H, has an atomic number of one and joins with many other elements to produce
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Hydrogen. This is also the lightest of all elements. All artificial elements are from 2 to about 300 times heavier than hydrogen.
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The lightest transition metal (or element) is scandium, weighing 44.955912 amu. ChaCha for
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You would think it would be aluminum since a lot of things that need to be light are made with aluminum. Actually the lightest metal is lithium.
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What Are the Lightest Elements?
The periodic table of elements is organized from the lightest elements, those with a low atomic number, to the heaviest elements. The lightest element has an atomic number of one, and as the elements get heavier, their atomic numbers increase. The... More »
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The lightest element on earth is lithium since it has a density of 0.533 units. It is closely followed by potassium, sodium, calcium, rubidium and magnesium. Osmium is considered the heaviest element on earth.
Hydrogen is the lightest and smallest element known to man. Hydrogen is also the most abundant element in the universe, it fuels stars and galaxies.
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The lightest element in the periodic table is Hydrogen with one proton in its nucleus and an atomic weight of 1.0079 grams per every mole of atoms. The hydrogen ...
Lithium, with the symbol Li and an atomic number of 3, is a pure element which, under standard conditions, is the lightest known metal. It has a density of 0.534 ...
Sun is 99% of the mass,mass is 333,000 times the mass of earth.Sun is almost made up of hygrogen and helium.This are the lightest elements in the universe.Sun's ...
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