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2, 4-Dinitrophenylhydrazine test is used...

2, 4-Dinitrophenylhydrazine test is used for :

A

carboxylic acid group

B

phenolic group

C

aldehyde group

D

ester group.

Text Solution

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The correct Answer is:
C
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Compound (A) C_(6)H_(12)O is optically active. Compound (A) give negative Tollens test and positive test with 2-4-di-nitro phenyl hydrazine. Identify A.

MODERN PUBLICATION-APPENDIX A-Multiple Choice Questions (Level-I)
  1. The enthalpy of neutralisation of all strong acids with strong bases i...

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  2. Carboxylic acid group can be tested by all the following tests except

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  3. 2, 4-Dinitrophenylhydrazine test is used for :

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  4. Alcohols react with ceric ammonium nitrate reagent and give :

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  5. Ferric chloride (neutral) reacts with catechol to give :

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  6. Tollen's reagent test can be performed to detect :

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  7. Iodoform test is characteristic of:

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  8. Buff colour is produced by the reaction of neutral FeCl3 with:

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  9. Which of the following organic compound gives carbylamine test ?

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  10. Azo dye test is used to distinguish between :

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  11. Reaction of ferrous salts with KMnO4 is a:

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  12. For a (N)/(10) solution of KMnO4, its molarity will be:

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  13. KMnO(4) acts as an oxidising agent in the presence of dil H2 SO4. Its ...

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  14. A solution of impure KMnO4 is prepared by dissolving 2g of it in IL of...

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  15. Aniline yellow is prepared by coupling of benzene diazonium chloride w...

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  16. Ortho-nitro acetanilide is removed from p-nitro acetanilide by crystal...

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  17. Melting point of pure acetanilide is about :

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  18. Mohr's salt is :

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  19. Which type of variation is inherited ?

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  20. Fe(OH)3 and Cr(OH)3 ppts. are separated by :

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