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WorksheetsORGANIC CHEMISTRY QUIZ 4
Total questions: 10
Worksheet time: 7mins
What will be formed when 2-methylpent-2-ene react with hot and concentrated KMnO4?
Propanoic acid
+
Propanone
Propanoic acid
+
ethanone
Propanone
+
Propanal
Both propanone
How to differentiate between methylbenzene and ethylbenzene?
Use concentrated HNO3 and H2SO4 in different temperature
Use hot and conc. KMnO4 followed by limewater
Add excess conc. HNO3 and conc. H2SO4
Free radical substitution by Cl2 in the presence of UV
What will be formed if toulene + excess Br2 in the presence FeBr3 at 90'c
2,4,6-tribromootoluene
2-bromotoluene
tribromomethylbenzene
2-bromotoluene
and
4-bromotoluene
2-phenylbut-1-ene + HCl -------------> ?
None from above
1-chloro-2-phenylbutane
1,2-dichloro-2-phenylbutane
2-chloro-2-phenylbutane
How to produce Grignard reagent ?
Haloalkane + magnesium
(dry ether at -10'c)
Haloalkane + lithium
(dry ether at -10'c)
Haloalkane + lithium
(dry ether + warm)
Haloalkane + magnesium
(dry ether + warm)
What will be formed when CH3CH2CHBr2 react with KOH (aq) ?
Propanal
Propanone
Propanoic acid
propan-1,1-diol
What type of reaction when CH3Cl reacts with ethanolic KCN?
Elimination
Electrophilic substitution
Electrophilic aromatic substitution
Nucleophilic substituiton
Which compound will tend to undergo Sn1 mechanism of hydrolysis
CH3Cl
(CH3)2CHCl
(CH3)3CCl
(CH3)4C
What reaction is when CH2=CH2 --------> CH3CH2OH
Electrophilic substitution
Electrophilic addition
Nucleophilic addition
Nucleophilic substitution
What is true for -Cl group that attached to benzene
Activating group
+
ortho-para directing
Deactivating group
+
ortho-para directing
Activating group
+
meta directing
Dectivating group
+
meta directing
