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Which chemical compostion has highest content in OPC?

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in Concrete Technology by (122k points)
Which chemical compostion has highest content in OPC?

(a) Alumina

(b) Silica

(c) Lime

(d) Iron Oxide

This question was posed to me in a national level competition.

This interesting question is from Types of Cement topic in section Types of Cement and Testing of Cement of Concrete Technology

1 Answer

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Best answer
The correct option is (c) Lime

Best explanation: Lime forms nearly two-third (2/3) of the cement. Therefore sufficient quantity of the lime must be in the raw materials for the manufacturing of cement.

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