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WorksheetsORGANIC CHEMISTRY QUIZ 4 (2025)
Total questions: 10
Worksheet time: 9mins
Which of the following can used to yield a carboxylic acid?
carbon dioxide +
organometallic compound
hot and conc KMnO4 + H+
+
but-1-ene
potassium hydroxide (aq)
+
1,1-dichloropropane
KMnO4 + benzene
Chlorobenzene reacts with CH3CH2Cl will form?
1,2-dichlorobenzene
1,3-dichlorobenzene
1-chloro-2-ethylbenzene
1-chloro-3-ethylbenzene
What will be product formed when KOH (aq) at 55'c is added into 2,2-dibromopropane?
Diol
Aldehyde
Ketone
Alkene
What are the test can be used to differentiate toluene from chlorobenzene?
Br2 (aq)
with AlBr3 as catalyst
Heat 90'c
Hot conc. KMnO4 / H+
NaOH (aq) heat at 55'c
NaOH (aq) heat at 55'c
followed by AgNO3 (aq)
What will be formed when CH3CH2CHBrCH3 react with ethanolic KOH ?
butan-1-ol
butan-2-ol
but-1-ene
but-2-ene
CH3CH2Br + KOH ----> X + AgNO3 ------> Y
What will be the obervation ?
White precipitate
Cream precipitate
Brown precipitate
Yellow precipitate
Reagent and condition for propene --------> propanol ?
KMnO4 followed by acidic hydrolysis
ethanolic KOH
heat
H2O(g) at 300'c , 60 atm , H3PO4
KOH (aq)
heat at 55'c
What is the product formed when Chlorobenzene react with dilute NaOH solution?
Phenol
Sodium Phenoxide
2-chlorophenol
and
4-chlorophenol
No reaction
Which of the reaction can produce ethanenitrile ?
chloroethane + ethanolic ammonia (heat)
chloroethane + primary amine (heat)
chloroethane + ethanolic KCN
chloroethane + ethanolic KOH
Which of the following pairs can produce (CH3)2C(OH)CH2CH3?
CH3MgI
+
CH3COCH2CH3
(CH3)2CHMgBr
+
CH3CHO
CH3MgCl
+
(CH3)2CH2CHO
C2H5Li
+
(CH3)2CO
