11
MCQ (Single Correct Answer)
Which of the following compounds will react with sodium hydroxide solution in water?
A
$\mathrm{C}_6 \mathrm{H}_5 \mathrm{OH}$
B
$\mathrm{C}_6 \mathrm{H}_5 \mathrm{CH}_2 \mathrm{OH}$
C
$\left(\mathrm{CH}_3\right)_3 \mathrm{COH}$
D
$\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}$
12
MCQ (Single Correct Answer)
Phenol is less acidic than ............ .
A
ethanol
B
o-nitrophenol
C
o-methylphenol
D
o-methoxyphenol
13
MCQ (Single Correct Answer)
Which of the following is most acidic?
A
Benzyl alcohol
B
Cyclohexanol
C
Phenol
D
m - chlorophenol
14
MCQ (Single Correct Answer)
Mark the correct order of decreasing acid strength of the following compounds.
A
V $>$ IV $>$ II $>$ I $>$ III
B
II $>$ IV $>$ I $>$ III $>$ V
C
IV $>$ V $>$ III $>$ II $>$ I
D
V $>$ IV $>$ III $>$ II $>$ I
15
MCQ (Single Correct Answer)
Mark the correct increasing order of reactivity of the following compounds with HBr / HCl.
A
I $<$ II $<$ III
B
II $<$ I $<$ III
C
II $<$ III $<$ I
D
III $<$ II $<$ I