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Which of the reagent (s)is/are used in t...

Which of the reagent (s)is/are used in the given reaction
`''RHCO to R COOH''`

A

Nitric acid

B

Potassium dichromate

C

Tollen's reagent

D

All of the above

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The correct Answer is:
D
Aledhydes are easily oxidised to carboxylic acids on treatement with common oxidising agents like nitric acid, such as permanganate, potassium dichromate etc. Evern mind oxidising agents, mainly Tollen's reagent and Fehling's reagent also oxidise aldehydes.
`RCHO overset([O]) to RCHOOH`
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-EXERCISE 2
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  5. Reagents (s) used for the reduction of aldehydes and ketones are

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  6. The above reaction is known as

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  7. Which of the reagent (s)is/are used in the given reaction ''RHCO to...

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  8. Which of the following statements (s) is/ are correct ?

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  9. Which type of reaction (s) is/are involved in the Cannizaro reaction ?

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  10. Which of the following compounds is the most reactive nucleophilic add...

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  11. Which of the following statements is correct regarding the reactivity ...

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  12. Arrange the following carbonyl compounds in increasing order of their ...

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  13. The acidic strength of active methylene group in I. CH(3)COCH(2)COOH...

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  14. C(6)H(5)COOHunderset((ii)Delta)overset((i)NH(3))to'p'overset(NaOBr)to'...

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  15. Which of the following is the correct order of acidic strength ?

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  16. CH-=CH overset(CH(3)MgBr) toAoverset((i)CO(2)) underset((ii) H(3)O^(+)...

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  17. The final product of the following sequence of reactinon is (CH(2))=...

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  18. Which of the following can reduce RCOOH to RCH(2)OH?

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  19. Chosoe the product given by the following reaction :

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  20. Which of the following order represent acidic strenght of (I) benzoic...

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