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The most suitable reagent for the conves...

The most suitable reagent for the convesion of primary alcohol into aldehyde with the same number of carbon atoms is

A

acidified `K_2 Cr_2 O_7`

B

acidified `KMnO_4`

C

alkaline ` KMnO_4`

D

pyridinium chlorochromate

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The correct Answer is:
D
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