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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 has the highest boiling point
- The absolute enthalpy of neutralisation of the reaction
- A solution of nickel sulphate in which nickel rod is dipped is diluted 10 times.
- In the reaction : I₂ + I⁻ → I₃⁻, the Lewis base is
- The work done during the expansion of a gas from a volume of 4 dm³ to 6 dm³
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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