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Which of the following reagents can be u...

Which of the following reagents can be used to oxidise primary alcohols to aldehydes ?

A

`CrO_(3)` in anhydrous medium .

B

`KMnO_(4)` in acidic medium

C

Pyridinium chlorochromate .

D

Heat in the presence of Cu at 573 K .

Text Solution

Verified by Experts

The correct Answer is:
B
`KMnO_4` will oxidise initially formed aldehyds to carboxydic acids.
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NCERT FINGERTIPS-ALCOHOLS,PHENOLS AND ETHERS-Alcohols And Phenols
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  2. When tertiary butyl alcohol is passed over reduced copper, the reactio...

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  3. Which of the following reagents can be used to oxidise primary alcohol...

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  4. Which of the following compounds will be most easily attacked by an el...

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  5. Out of phenol and benzene, which can be more easily nitrated ?

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  6. Picric acid is a yellow coloured compound. Its chemical name is

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  7. When phenol in treated with excess bromine water, it gives

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  8. The structure of the compound that gives a tribromo derivative on trea...

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  9. The major product obtained on interaction of phenol with sodium hydrox...

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  10. The reaction between phenol and chloroform in the presence of aqueous ...

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  11. Conversion of phenol to salicylic acid and to salicyaldehyde are known...

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  12. In this given reactions, X and Y are respectively

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  13. Identify the final product of the reaction sequence .

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  14. Benzoquinone is prepared by reaction of phenol with

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  15. Which of the following statements is correct ?

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  16. p-cresol reacts with chloroform in alkaline medium to give the compoun...

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  17. A primary alcohol, C(3)H(8)O(W) on heating with sulphuric acid undergo...

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  18. Match the column I with column II and mark the appropriate choice .

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  19. Consider the following reaction Phenol overset(Zn)underset("dust")ra...

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  20. Match the column I with column II and mark the appropriate choice .

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