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Which of the carbonates given below is u...

Which of the carbonates given below is unstable in air and is kept in `CO_(2)` atmosphere to avoid decomposition.

A

`BeCO_(3)`

B

`MgCO_(3)`

C

`CaCO_(3)`

D

`BaCO_(3)`

Text Solution

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The correct Answer is:
A
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MODERN PUBLICATION-CHEMISTRY OF s-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS (LEVEL-II)
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  2. Which of the metal carbonates is most stable thermally?

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  3. Which of the carbonates given below is unstable in air and is kept in ...

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  4. Which of the following metal hydroxide is the least basic ?

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  5. Among the following metal halides, the one which is soluble in ethanol...

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  6. Which of the following Group 2 metal hydroxides is soluble in sodium h...

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  7. In the synthesis of sodium carbonate, the recovery of ammonia is done ...

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  8. When sodium is dissolved in liquid ammonia, a solution of deep blue co...

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  9. Suspension of slaked lime in water is called :

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  10. Which of the following elements does not form hydride by direct heatin...

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  11. The order of decreasing ionisation enthalpy in alkali metals is

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  12. Amongst fluorides of alkali metals, the lowest solubility of LiF in wa...

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  13. By adding gypsum to cement

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  15. A substance which gives brick red flame and breaks down on heating to ...

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  16. Which of the following statements is true about Ca(OH)(2) ?

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  17. The mixture of MgCl(2)andMgO is called

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  18. Which of the following is radioactive alkali metal ?

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  19. The following compounds have been arranged in order of their increasin...

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  20. The alkaline earth metal which imparts apple green colour to bunsen fl...

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