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1

AIPMT 2001

MCQ (Single Correct Answer)
Which alkene on ozonolysis gives CH3CH2CHO and CH3COCH3?
A
B
CH3CH2CH $$=$$ CHCH2CH3
C
CH3CH2CH $$=$$ CHCH3
D

Explanation

2

AIPMT 2001

MCQ (Single Correct Answer)
Which of the following give positive Fehling solution test?
A
Sucrose
B
Glucose
C
Fats
D
Protein

Explanation

Glucose reduces Fehling solution because glucose has free –CHO group which is readily oxidised.
3

AIPMT 2000

MCQ (Single Correct Answer)
Polarisation in acrolein can be described as
A
B
C
D

Explanation

O-atom is more electronegative than C-atom, therefore O-atom bears partial –ve charge and C-atom to which it is attached bear partial +ve charge.
4

AIPMT 2000

MCQ (Single Correct Answer)
Benzoic acid may be converted into ethyl benzoate by reaction with :
A
ethyl alcohol
B
ethyl alcohol and dry HCl
C
ethyl chloride
D
sodium ethoxide.

Explanation



Here H2O is continuously removed from reaction so that reaction always proceeds to product formation i.e., Ethyl benzonate.

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