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Which of the following metal carbonates ...

Which of the following metal carbonates is decomposed on heating ?

A

`Na_2CO_3`

B

`MgCO_3`

C

`K_2CO_3`

D

`Rb_2CO_3`

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PATHFINDER-S-BLOCK ELEMENTS AND THEIR COMPOUNDS, HYDROGEN AND ITS COMPOUNDS-QUESTION BANK
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  2. The element which shows radioactivity is

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  3. Which of the following metal carbonates is decomposed on heating ?

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  4. When sodium is added in water,it catches fire. Name the gaseous produc...

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  5. Stable oxide is obtained by heating the carbonate of the element

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  6. The chloride that can be extracted with ether is

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  7. Which of the following is the strongest base ?

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  8. Anhydrous MgCl2 may be obtained by heating MgCl2. 6H2O

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  9. Among the following hydroxides, the one which has the lowest value of ...

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  10. Halides of alkaline earth metals form hydrates such as MgCl2. 6H2O, Ca...

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  11. Which of the following gives propyne on hydrolysis ?

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  12. EDTA is used in the estimation of

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  13. Yoverset(Delta,205^@C)larrCaSO4.2H2Ooverset(Delta,120^@C)rarr X.X and ...

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  14. BeCl2+LiAlH4rarrX+LiCl+AlCl3

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  15. The incorrect statement is

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  16. The order of solubility of lithium halides in non-polar solvents follo...

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  17. A metal M readily forms water soluble sulphate, and water insoluble hy...

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  18. If A is the metallic salt, them the white ppt. of D must be of

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  19. A metal X on heating in nitrogen gas gives Y, Y on treatment with H2 O...

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  20. Out of LiH, MgH2 and CuH

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