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Which one of the following is the main i...

Which one of the following is the main ingredient in cement ?

A

Gypsum

B

Limestone

C

Clay

D

Ash

Text Solution

Verified by Experts

The correct Answer is:
B
The composition of cement is GaO (lime) or limestone 62% silica `(SiO_(2))` 22% alumina `(Al_(2)O_(2))` 7.5%, magnesia (MgO) 2.5 % etc. thus, limestone is the major raw material for cement.
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