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The correct order of increasing thermal ...

The correct order of increasing thermal stability of `K_2CO_3, MgCO_3 , CaCO_3 and BeCO_3` is

A

`K_(2)CO_(3) lt MgCO_(3) lt CaCO_(3) lt BeCO_(3)`

B

`BeCO_(3) lt MgCO_(3) lt K_(2)CO_(3) lt CaCO_(3)`

C

`BeCO_(3) lt MgCO_(3) lt CaCO_(3) lt K_(2)CO_(3)`

D

`MgCO_(3) lt BeCO_(3) lt CaCO_(3)lt K_(2)CO_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH- ALCOHOLS, PHENOLS AND ETHERS-Assignment Section -D (Assertion - reason type question)
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  6. A : Ethers can't be distilled upto dryness due to fear of explosion . ...

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  8. A : CH(3) - underset(O)underset(||)(C)-COOH gives haloform reaction ...

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  10. A : Grignard's reagent is prepared in the presence of ether . R :...

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  14. A : CH(3)-underset(CH(3))underset(|)overset(CH(3))overset(|)(C)-O-CH...

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  15. A : Ortho - cresol is weaker acidic than meta-cresol . R : It is d...

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  16. A : Among all ortho halophenol , fluorophenol is least acidic . R ...

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  17. A : In esterification reaction alcohol act as nucleophile . R : ...

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  18. A : Phenol is manufactured by Dow 's pocess. R : It involves the ...

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  19. A : Primary alcohol is prepared by the reaction of primary amine with ...

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