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Silicon & Oxygen (rocks).

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10y ago

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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.


What is the fifth most abundant element in the earths crust?

The fifth most abundant element in the Earth's crust is potassium. It makes up about 2.6% of the Earth's crust by weight.


The 2nd most abundant element in the earths crust and have 14 neutrons?

silicon


Third most abundant element in the earths crust?

Aluminum 7.5 to 8.1%


What is the 2nd most abundant element in the earths' crust?

Siliconsilicon at 28%silicon!


What element is the second most abundant element in the earths crust- found in glass?

That would be silicon, or SiO2


What is the second most abundant element on earths crust and is found in glass and sand?

silicon.


What are the 5 abudant elements in the Earth's crust?

Oxygen, Silicon, Alluminium, Iron and Calcium.


Which element makes up a large portion of the earths solid crust?

Oxygen is the most abundant element in the Earth's crust, making up about 46.6% of its mass.


What is the most commonly found element in the earths crust?

The Earth's crust contains eight elements. The most common element among the eight is Oxygen (47 percent) and second is Silicon (28 percent).


Any of a group of rock forming minerals the most abudant in the earths crust?

Feldspar is the most abundant group of rock-forming minerals in the Earth's crust. It makes up about 60% of the Earth's crust and comes in different varieties such as orthoclase, plagioclase, and microcline. Feldspar is commonly found in igneous and metamorphic rocks.


What is the iron percentage in the earths crust?

In terms of weight, iron makes up approximately 5% of the earths crust, the fourth most abundant element in the crust. However, remember Earth's Core is nearly all Iron.