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Oxygen is the most abundant element in the Earth crust; I don't understand your term "formed".
Hydrogen is the most abundant element in the universe.
Hydrogen and helium are the first elements produced in the universe after the big-bang.
Hydrogen is the gas tht is found in abundant in universe!!
Hydrogen is the most common element in the universe as a whole; about 75% of the universe by mass is hydrogen (since hydrogen is also the lightest element, that means that the percentage by number of atoms is even higher) . Helium is second; oxygen is a fairly distant third.
Hydrogen and helium are the two most abundant elements in the universe.
Hydrogen, helium, oxygen, and carbon are the most abundant elements in the universe.
Hydrogen and Helium. :)
Hydrogen and helium - but especially hydrogen.
Oxygen is the most abundant element in the Earth crust; I don't understand your term "formed".
The most common elements in the universe are, Carbon, Oxygen, Nitrogen, Iron and Hydrogen,
Hydrogen Helium Oxygen Neon Nitrogen Carbon Silicon Magnesium Iron Sulfur Source: http://education.jlab.org/glossary/abund_uni.html
Hydrogen is the most abundant element in the universe.
Hydrogen is the most abundant element in the universe.
The five most abundant elements that make up atomic matter are; Hydrogen, Helium, Oxygen, Carbon and Neon. Hydrogen is by far the most abundant element. There is three times as much Hydrogen than the next most abundant element, Helium.
Hydrogen and helium are the first elements produced in the universe after the big-bang.
Hydrogen is the most abundant element in the universe.