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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: - Which of the following is the most electronegative
- Aluminium is obtained by
- Which one of the following does not involve coagulation
- The strongest reducing agent among the following is
- 116 mg of a compound on vaporisation in a Victor Meyer’s apparatus displaces
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following is the most electronegative
- Aluminium is obtained by
- Which one of the following does not involve coagulation
- The strongest reducing agent among the following is
- 116 mg of a compound on vaporisation in a Victor Meyer’s apparatus displaces
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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