Thursday, October 4, 2007

most abundant element in the universe

So, which is the most abundant element in the universe?
Hydrogen is the most abundant element in the known Universe; helium is second.

Helium makes up most of the remaining 25%. Oxygen is the third most abundant element in the universe. All of the other elements are relatively rare.Silicon is the seventh most abundant element in the universe and the second most abundant element in the earth’s crust.

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