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Formula of plaster of Paris is...

Formula of plaster of Paris is

A

`CaSO_4.2H_2O`

B

`CaSO_4`

C

`CaSO_4.1//2H_2O`

D

`CaSO_4.H_2O` or (E) `CaSO_4.MgSO_4`

Text Solution

Verified by Experts

The correct Answer is:
C
Plaster of Paris is `CaSO_4.1//2H_2O`.
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DINESH PUBLICATION-ALKALI EARTH METALS-Revision Questions From Competitive Exams.
  1. Which of the following is the smallest cation?

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  2. A metal X on heating in nitrogen gas gives Y,Y on treatment with H(2)O...

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  3. Formula of plaster of Paris is

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  4. The reaction of slaked lime with Cl2 gas gives

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  5. The nitride salt of Ca when treated with H2O gives

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  6. The name of CaSO4.1/2H2O is

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  7. When one mole of bleaching powder is completely decomposed, then the m...

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  8. In the presence of cobalt chloride (CoCl2), bleaching powder decompose...

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  9. Limestone is not used in which of the following manufacturing processe...

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  10. On heating quicktime with coke in an electric furnace, we get

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  11. Magnesium can be obtanied by

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  12. The metal present in chlorophyll is

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  13. A solution of MgCl(2) in water has pH

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  14. Bleaching action of Bleaching powder is due to the liberation of

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  15. 30g Mg and 30g O(2) are reacted and the residual mixture contains:

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  16. Which of the following salt will give a green colour in fire works?

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  17. Bleaching powder is obtained by the interaction of Cl2 and

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  18. Carnallite on electrolysis gives

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  19. The solubilities of carbonates decreases down the magnesium group due ...

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  20. The substance not likely to contain CaCO(3) is:

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