organic chemistry quiz 14: Carboxylic Acids and phenols
written by gogorabei
|
June 16, 2023
Results
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#1.
we can detect of phenol by .......
(a) By adding FeCl3 in drops of water to phenol violet color is formed
(a) By adding FeCl3 in drops of water to phenol violet color is formed
(b)by adding FeCl3 in drops of water to phenol brown color is formed
(b)by adding FeCl3 in drops of water to phenol brown color is formed
(c) by adding FeCl3 in drops of water to phenol white ppt color is formed
(c) by adding FeCl3 in drops of water to phenol white ppt color is formed
(d) by adding FeCl2 in drops of water to phenol violet color is formed
(d) by adding FeCl2 in drops of water to phenol violet color is formed
#2.
From uses of phenols ......
a)plastics
a)plastics
b),explosives such as picric acid,
b),explosives such as picric acid,
c)drugs such as aspirin.
c)drugs such as aspirin.
d) a , b and c
d) a , b and c
#3.
When bromine water is added to aqueous solution of phenol .....
(a)The brown colour of bromine disappears
(a)The brown colour of bromine disappears
(b)the red colour appears
(b)the red colour appears
(c)the green appears
(c)the green appears
(d)no correct answer
(d)no correct answer
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