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(a) Give chemical tests to distinguish b...

(a) Give chemical tests to distinguish between the following pairs of compounds:
(i) Ethanal and Propanone.
(ii) Pentan-2-one and Pentan-3-one.
(b) Arrange the following compounds in increasing order of their acid strength: Benzoic acid, 4- Nitrobenzoic acid, 3,4-Dinitrobenzoic acid,
4- Methoxybenzoic acid.

A

B,C,A

B

A,B,C

C

C,A,B

D

None

Text Solution

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The correct Answer is:
A
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ALLEN-ALKENE, ALKANE & ALKYNE -EXCERSISE-1
  1. Ethyl ester overset(CH(3)MgBr)underset("excess")rarrP, the product P i...

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  2. HVZ reaction is specific for -

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  3. (a) Give chemical tests to distinguish between the following pairs of ...

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  4. Benzoic acid reacts with Ca(OH)(2). The product obtained on dry distil...

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  5. In a set of the given reactions, acetic acid yielded a product iC. CH...

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  6. The correct reactivity order with the nucleophile is :

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  7. CH(3)-CH(2)-underset(O)underset(||)C-NH(2)overset(A)rarrCH(3)-CH(2)-NH...

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  8. Ethyl acetate on treatmemt with Hydrazine gives-

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  9. Which amongst the following is the strongest acid ?

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  10. In the Rosenmund's reduction , BaSO(4) taken with catalyst Pd acts as ...

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  11. Which of the following carboxylic acid undergoes decarboxylation easil...

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  12. The order of reactivity of various alkyl halides towards nucleophilic ...

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  13. In the following sequence of reaction the product B is :

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  14. Consider the following reaction.

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  15. Which of the following orders regarding the base strength of a leaving...

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  16. The correct decreasing order of their reactivity towards hydrolysis is

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  17. Kolbe's electrolysis of potassium succinate gives CO(2) and ……………………

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  18. In the following reactions. Identify the compounds A, B, C and D PCl(...

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  19. Complete the following reaction: CH(3)CH(2)COOHoverset(P,Br(2))to[A]...

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  20. Which of the following compound would be expected to decarboxylate whe...

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