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On planet earth, silicon is the second most abundant element. It comprised 28 percent of the earth's crust. The most abundant is oxygen, which makes up about 47 percent of the earth's crust. The second most abundant element in the universe is helium.

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What element is the most abundant in the world?

Hydrogen is the most abundant element in the known Universe; helium is second.


What is the most abundant inorganic element in the world?

Hydrogen is the most abundant element in the known Universe; helium is second.


Is silicon the second most abundant element?

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Which is the second most abundant element in the earths crust?

The second most abundant element in the Earth's crust is silicon, comprising 27.8% of the crust by mass.


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Silicon.


The second most abundant element in the Earth's atmosphere is?

oxygen


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Hydrogen is the most abundant element in the universe.


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The most abundant element in Earth's crust is oxygen, making up about 46% of its mass. Silicon is the second most abundant element, comprising about 28% of the Earth's crust.


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Is silicon the second most abundant element in the biosphere?

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An element that is almost all rocks and is the second most abundant element on earth?

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