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Ketones (R(1)COR(2)):R(1)=R(2)=alkyl gro...

Ketones `(R_(1)COR_(2)):R_(1)=R_(2)`=alkyl group, can be obtained in one step by

A

Hydrolysis of esters

B

Oxidation of primary alcohol

C

Oxidation of secondary alcohol

D

Reaction of acid halide with alcohols

Text Solution

Verified by Experts

The correct Answer is:
C
`underset("alcohol")underset("Secondary")(CH_3-overset(OH)overset(|)(CH)-CH_3) underset("mild oxidation ")overset("PCC")to underset("Ketone")(CH_3-overset(O)overset(||)C-CH_3)`
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Ketones (R-overset(O)overset("||")C-R') can be obtained in one step by (where R and R' are alkyl groups)

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[" Two cells of equal e.m.f.and of internal "],[" resistances "r_(1)" and "r_(2)(r_(1)>r_(2))" are "],[" connected in series.On connecting this "],[" combination to an external resistance "R" ,"],[" it is observed that the potential "],[" difference across the first cell becomes "],[" zero.The value of "R" will be "],[[" (A) "r_(2)(r_(1)>r_(2)),(r_(1)+r_(2))/(2)],[" (B) "r_(1)-r_(2),(r_(1)-r_(2))/(2)]]

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