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Formula of Plaster of Paris is
Options
(a) CaSO₂.(1/2)H₂O
(b) CaSO₄.H₂O
(c) CaSO₄.(1/3)H₂O
(d) CaSO₄.2H₂O
Correct Answer:
CaSO₂.(1/2)H₂O
Explanation:
Plaster of Paris is CaSO₄. 1/2 H₂O. It is formed by heating the gypsum. CaSO₄. 2H₂O → CaSO₄ . 1/2 H₂O.
Related Questions: - In which of the following molecules is hydrogen bridge bond present
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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
- In which of the following molecules is hydrogen bridge bond present
- A bivalent metal has the equivalent weight of 12. The molecular weight
- Solution of 0.1 N NH₄OH and 0.1 N NH₄Cl has pH 9.25 . Then fine out pKb of NH₄OH
- Reaction of phenol with chloroform in presence of dilute sodium hydroxide finally
- Which of the following is never true for cathode rays?
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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