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When vapours of a secondary alcohol is passed over heated copper at 573 K, the product formed is :-

(A)

a carboxylic acid

(B)

an aldehyde

(C)

a ketone

(D)

an alkene

NEET - Medical UG-2019 Medium

Answer & Solution:

Answer : ketone 

Secondary alcohol actually gets oxidised when it is passed through copper at 573 K , and oxidation gives a ketone which can not be further oxidised as there is no extra hydrogen present . So, the reaction stops here . 

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Other Questions of the same topic

Q1:

The enolic form of ethyl acetoacetate as below has:-

(A)

16 sigma bonds and 1 pi - bond

(B)

9 sigma bonds and 2 pi - bonds

(C)

9 sigma bonds and 1 pi - bond

(D)

18 sigma bonds and 2 pi - bonds

NEET - Medical UG-2015 Easy

Q2:

Reaction of phenol with chloroform in presence of dilute sodium hydroxide finally introduces which one of the following functional group ?

(A)

-CHCl\(\large _{2}\)

(B)

-CHO

(C)

-CH\(\large _{2}\)Cl

(D)

-COOH

NEET - Medical UG-2015 Hard

Q3:

Which one of the following esters gets hydrolysed most easily under alkaline conditions ?

(A)

(B)

(C)

(D)

NEET - Medical UG-2015 Hard

Biology Physics

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