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Quick lime is prepared on a commercial s...

Quick lime is prepared on a commercial scale by heating ____ in a rotary kiln at 1070-1270 K.

A

`CaSO_(4)`

B

`Ca(NO_(3))_(2)`

C

`CaCO_(3)`

D

`Ca(OH)_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
`CaCO_(3)overset(Delta)hArrCaO+CO_(2)`
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R SHARMA-THE S BLOCK ELEMENTS-Follow-up Test 11
  1. Which of the following is incorrect for both B and AI?

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  2. Calcium oxide is called quick lime. It is prepared by the thermal deco...

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  3. Quick lime is prepared on a commercial scale by heating in a rotary k...

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  4. Which of the following is incorrect for quick lime ?

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  5. The addition of limited amount of water disintegrates the hard lumps o...

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  6. Soda lime is a mixture of

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  7. Lime is used for

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  8. Calcium hydroxide is called slaked lime. It is prepared on a commercia...

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  9. Which of the following is incorrect for slaked lime ?

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  10. A suspension of slaked lime in water is called

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  11. Bleaching powder is prepared by passing chlorine into

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  12. Which of the following changes occur when an excess of CO(2)(g) is pas...

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  13. Limestone rock is the commonest form of calcium carbonate which also o...

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  14. Calcium carbonate, commonly called limestone, is prepared by passing C...

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  15. Which of the following in incorrect for CaCO(3) ?

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  16. Calcium carbonate along with is used as a flux in the extraction of m...

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  17. Calcium carbonate is used as (i) a filler in cosmetics (ii) a cons...

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  18. Plaseter of Paris, a white powder, is

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  19. Plaster of Paris is obtained when gypsum is heated to

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  20. Plaster of Paris has a remarkable property of setting with water. On m...

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