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On heating which of the following releas...

On heating which of the following release `CO_(2)` most easily ?

A

`Na_(2)CO_(3)`

B

`MgCO_(3)`

C

`CaCO_(3)`

D

`K_(2)CO_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
Alkali metal carbonates (except `Li_(2)CO_(3)`) are more stable than alkaline metal carbonates . Among alkaline earth metal carbonates , thermal stability increases down the group . Thus , `MgCO_(3)` decomposes most easily .
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  1. Which of the following on thermal decomposition yields a basic as wel ...

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  2. Which among the following is thermally least stable?

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  3. On heating which of the following release CO(2) most easily ?

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  4. Which of the following is least thermally stable ?

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  5. A sodium salt of an unknown anion when treated with MgCl(2) gives whit...

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  6. The compound A on heating gives a colourless gas and a residue that is...

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  7. Be and Al exhibit diagonal relationship . Which of the following state...

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  8. In context with beryllium, which one of the following statements is in...

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  9. which one of the following represents the composition of carnallite mi...

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  10. Calcium is obtained by the

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  11. Which of the substances can be used for drying neutral or basic gases ...

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

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  13. Suspension of slaked lime in water is known as

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  14. The reaction of Cl(2) and X gives bleaching powder . X is

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  15. Which one of the following is present as an active ingredient in blea...

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  16. Bleaching powder loses its power on keeping for a long time because

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  17. The product obtained a result of a reaction of nitrogen with CaC(2) is

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  18. Plaster of Paris is represented as

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  19. Dead burnt plaster is

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  20. Among the following compounds of cement which is present in the highes...

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