How will you convert alcohol into aldehyde?

1.	How will you convert alcohol into aldehyde?
Answer» SOLUTION :When primary alcohol REACTS with acidified potassium dichromate to gives aldehyde. `R -underset ("Alcohol")(CH_(2))-OH OVERSET(H^(+)\|K_(2)Cr_(2)O_(7)) tounderset("Aldehyde") (R-CHO)`

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