Question

which of the following is found in the large quantities of in the earths crust

Answer 1

iron ore and several types of other ores are found in the earth's crust

Answer 2

you have mentioned only half question. full question is given bellow, with detailed answer .

Which of the following is found in large quantities in the Earth’s crust?

A: Silicon

B: Magnesium

C: Nickel

D: Iron

Answer – A (Silicon)

Option A (Silicon) makes up 27.7% of the elements in the earth’s crust

Option B (Magnesium) makes up 2.1% of the elements in the earth’s crust

Option C (Nickel) is not found in earth’s crust.

Option D (Iron) makes up 5.0% of the elements in the earth’s crust

The earth’s crust basically contains eight (8) elements namely: Oxygen, Silicon, Aluminum, Iron, Calcium, Sodium, Potassium and Magnesium (Listed in order of abundance). The only element that is more abundant that Silicon in the earth’s crust is Oxygen, which accounts for 46.6%.

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