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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.
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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
- Which of the following 0.1M solution will show maximum boiling point
- In Dumas’ method of estimation of nitrogen 0.35g of an organic compound gave 55mL
- The name of complex ion, [Fe(CN)₆]³⁻ is
- The anion, (Si₆O₁₈)¹²⁻ is present in
- Which colourless gas evolves, when NH₄ Cl reacts with zinc in a dry cell battery
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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