Carbonyl Group MCQ - 1 (Competition Level) - Class 12 MCQ

 In the following ester there are three carbon oxygen bonds denoted by x, y and z

Their lengths are in order 

(C – O) bond lengths designated by A,B,C are in order :

Cannizzaro’s reaction is not given by _____________.

The acid D obtained through the following sequence of reactions is -

C2H5Br  A B 

C D

Identify X in the reaction sequence

X    HOOC–CH₂ – CH₂–COOH

The final product of the following reaction sequence is

 In the reaction sequence X & Y are

X  

In the above reaction sequence X & Y are.

A racemic mixture of carboxylic acid having one chiral centre is treated with enantiomerically pure amine. the products formed are :

 The product of the following reaction is

CH₃–COOH    P

Addition of water to alkynes occurs in acidic medium and in the presence of Hg²⁺ ions as a catalyst. Which of the following products will be formed on addition of water to but-1-yne under these conditions.

(P) 

In the above reaction Q is

 End product of this reaction is

 For the following conversion the correct sequence of reacgent is

  X, X is :

 In the given reaction

CH₃COOH  [x], [x] will be

In the reaction sequence CH₃–CH₂–COOH  x  y 

  A, A is :

      P the product P is :

The correct sequence of reagent for the following conversion.

 is

  +   x + y the organic products x and y are :

For the following acids the rate of decarboxylation on heating would be :

I.  II. 

III. NO₂–CH₂–COOH IV. HOOC–CH₂–COOH

End product of the following reaction is

CH3CH2COOH  

Picric acid is

In the anion HCOO the two carbon-oxygen bonds are found to be of equal length. What is the reason for it ?

When CH2 = CHCOOH is reduced with LiAlH4, the compound obtained is :