Aldehydes and Ketones - Result Question 14

####14. The most suitable reagent for the conversion of RCH2OHRCHO is

(2014 Main)

(a) KMnO4

(b) K2Cr2O7

(c) CrO3

(d) PCC (pyridinium chlorochromate)

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Answer:

Correct Answer: 14. (a,b)

Solution:

  1. RCH2OHPCCRCH=O

Pyridinium chlorochromate is the mild oxidising agent which causes conversion of alcohol to aldehyde stage. While others causes conversion of alcohol to acid.



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