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The constituents of porland cement are
Options
(a) CaCO₃+clay+sand
(b) CaCO₃+aluminium silicate
(c) CaCO₃+clay+SiO₂
(d) CaCO₃+gypsum+clay
Correct Answer:
CaCO₃+gypsum+clay
Explanation:
The essential constituents of portland cement are CaO, silica, alumina, magnesium oxide, and ferric oxide. The essential raw materials used are CaCO₃, gypsum and clay. CaCO₃ provides CaO and Clay provides silica as well as alumina and ferric oxide.
Related Questions: - Three dimensional molecules with cross links are formed in the case of a
- A detergent has which of the following group attached to the terminal of a long carbon
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- If the hydrogen ion concentration of an acid decreases 10 times, its pH value
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Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Three dimensional molecules with cross links are formed in the case of a
- A detergent has which of the following group attached to the terminal of a long carbon
- In which of the following pairs, the two species are iso-structure?
- If the hydrogen ion concentration of an acid decreases 10 times, its pH value
- If pH of A,B,C and D are 9.5, 2.5,3.5 and 5.5 respectively, then strongest acid is
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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