2004
Q51
NEET
MCQ
10 Mar 2026
Which one of the following will not form a yellow precipitate on heating with an alkaline solution of iodine?
A.
CH3CH(OH)CH3
B.
CH3CH2CH(OH)CH3
C.
CH3OH
D.
CH3CH2OH
2002
Q52
NEET
MCQ
10 Mar 2026
When phenol is treated with CHCl3 and NaOH, the product formed is
A.
benzaldehyde
B.
salicylaldehyde
C.
salicylic acid
D.
benzoic acid.
2002
Q53
NEET
MCQ
10 Mar 2026
n-propyl alcohol and isopropyl alcohol can be chemically distinguished by which reagent
A.
PCl5
B.
reduction
C.
oxidation with potassium dichromate
D.
ozonolysis.
2001
Q54
NEET
MCQ
10 Mar 2026
Which of the following is correct?
A.
On reduction, any aldehyde gives secondary alcohol.
B.
Reaction of vegetable oil with H2SO4 gives glycerine
C.
Alcoholic iodine with NaOH gives iodoform.
D.
Sucrose on reaction with NaCl gives invert sugar.