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Drying agent which reacts with CO2 and i...

Drying agent which reacts with `CO_2` and involves water vapour is

A

CaO

B

`CaCl_(2)`

C

`CaCO_(3)`

D

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

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The correct Answer is:
A
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NARAYNA-S-BLOCK ELEMENTS-Level V-(ONLY ONE ANSWER CORRECT )
  1. Select the ciorrect statement with respect to alkali metals.

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  2. Consider the following statements, S(1) : Alkali metals are never fo...

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  3. Drying agent which reacts with CO2 and involves water vapour is

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  4. (X) reacts with sulphur dioxide in aqueous medium to give NaHSO(3), (X...

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  5. Acidified solution f sodium thiosulphate are unstable because:

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  6. The products obtained on heating LiNO(3) will be

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  7. Which of the following on thermal decomposition yields a basic as wel ...

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  8. The hottest region of Bunsen flame shown in the figure given below is

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  9. Which of the following increases in magnitude as the atomic number of ...

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  10. Alkali metals give coloue in Bunsen flame due to :

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  11. Which of the following about solution lf alkali metals in lioquid ammo...

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  12. Select the incorrect statement :

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  13. Consider the following statements, S(1) : Alkali metals are never fo...

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  14. Which of the following has the highest reactivity towards water?

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  15. Sodium burns in dry air to give :

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  16. Alkali metals are characterised by

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  17. In view of their low ionisation energies, the alkali metals are

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  18. Carbon can be oxidised to C(2) while heating its powder with :

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  19. What happens when sodium metal is heated in axcess of dry air containi...

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  20. Solution of K(2)O in water in basic, because it contains a significant...

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