Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Cement, the important building material is a mixture of oxides of several elements. Besides
calcium, iron and sulphur, oxides of elements of which of the group (s) are present in the mixture?
Text Solution
Verified by ExpertsThe correct answer is:
B
Cement is a product obtained by combining a material rich in lime CaO with other material
like clay which contains silica 
along with the oxides of aluminium, iron and magnesium. The average composition of Portland cement is:
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