| ⇦ | 
| ⇨ |
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 one of the following metals forms superoxide?
- Which of the following is a planar?
- Which of the following is not a tranquillizer
- Which of the following transition element shows the highest oxidation state
- The extra amount of energy, which the molecules of the reactants have to absorb
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which one of the following metals forms superoxide?
- Which of the following is a planar?
- Which of the following is not a tranquillizer
- Which of the following transition element shows the highest oxidation state
- The extra amount of energy, which the molecules of the reactants have to absorb
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply