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Recent questions tagged benzene
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1
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Arrange the following in increasing order of reactivity towards sulphonation with fuming sulphuric acid
asked
Apr 7, 2019
in
JEE
by
kratos
jee
benzene
jee mains
+1
vote
1
answer
The compound that is most reactive towards electrophilic nitration is
asked
Apr 2, 2019
in
Chemistry
by
kratos
organic chemistry
neet
jee
some basic principles and techniques
aiims
hydrocarbons
benzene
jee mains
+2
votes
1
answer
A solution of (- l) -chloro- I -phenylethane in toluene racemises slowly in the presence of a
asked
Mar 31, 2019
in
JEE
by
kratos
jee
hydrocarbons
halogen derivatives
benzene
jee mains
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vote
1
answer
Show with balanced equation what happens when the " p-xylene is reacted with concentrated sulphuric acid
asked
Mar 30, 2019
in
JEE
by
kratos
jee
benzene
jee mains
+2
votes
1
answer
When a mixture of O-bromotoluene and methyl bromide is treated with sodium in presence of ether it gives
asked
Mar 16, 2019
in
Class 12
by
kratos
neet
haloarenes
cbse
jee
haloalkanes
aiims
benzene
jee mains
class-12
alcohols phenols and ethers
+3
votes
1
answer
Benzoic acid, 4- Nitrobenzoic acid, 3,4-Dinitrobenzoic acid, 4- Methoxybenzoic acid.
asked
Mar 13, 2019
in
JEE
by
kratos
carboxylic acids
aldehydes
cbse
jee
ketones
benzene
jee mains
class-12
+1
vote
1
answer
The number of π (pi) bonds in Benzene is -
asked
Mar 9, 2019
in
JEE
by
kratos
chemical bonding
class- 11
class-11
jee
molecular structure
benzene
bseb model set
jee mains
class-12
+2
votes
1
answer
The reaction of toluene with chlorine in the presence of ferric chloride gives mainly
asked
Jan 28, 2019
in
JEE
by
kratos
jee
chloro benzene
benzene
jee mains
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vote
1
answer
Why the oxidation of toluene to benzaldehyde with CrO3 is carried out in the presence of acetic anhydride.
asked
Jan 24, 2019
in
Class 12
by
kratos
neet
jee
aiims
aldehydes ketones and carboxylic acids
benzene
jee mains
+2
votes
1
answer
The ring systems having following characteristics are aromatic. (i) Planar ring containing conjugated π bonds.
asked
Jan 14, 2019
in
JEE
by
kratos
cbse
enzymes
class-11
jee
hydrocarbons
benzene
jee mains
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vote
1
answer
The structure of the intermediate product formed by the oxidation of toluene with CrO3 and acetic anhydride,
asked
Jan 14, 2019
in
JEE
by
kratos
jee
aldehydes ketones and carboxylic acids
benzene
jee mains
class-12
+3
votes
1
answer
A solution of (+) -2-chloro-2-phenylethane in toluene racemises slowly in the presence of small amount of SbCl5,due to the formation of
asked
Jan 14, 2019
in
JEE
by
kratos
organic compounds
jee
hydrocarbons
halogen derivatives
containing halogens
benzene
jee mains
+2
votes
1
answer
An aromatic molecule will (a) have 4n π-electrons (b) have (4n + 2)π-electrons (c) be planar (d) be cyclic
asked
Jan 10, 2019
in
JEE
by
kratos
jee
benzene
jee mains
+3
votes
1
answer
The reaction of toluene with Cl2 in presence of FeCl3 gives predominantly.
asked
Jan 2, 2019
in
Class 12
by
kratos
neet
jee
hydrocarbons
halogen derivatives
benzene
jee mains
+3
votes
1
answer
Among the following compounds the one that is most reactive towards electrophilic nitration
asked
Dec 29, 2018
in
Chemistry
by
kratos
organic chemistry
neet
jee
some basic principles and techniques
benzene
jee mains
+1
vote
1
answer
The structures of the products Q and R, respectively, are
asked
Dec 28, 2018
in
JEE
by
kratos
carboxylic acids
aldehydes
haloarenes
cbse
jee
haloalkanes
ketones
benzene
jee mains
class-12
+1
vote
1
answer
Which compound will be most reactive for electrophilic addition reaction?
asked
Dec 27, 2018
in
Class 12
by
kratos
neet
upsee
jee
aiims
hydrocarbons
benzene
jee mains
+2
votes
1
answer
Although benzene is highly unsaturated; it does not undergo addition reactions. Give reason.
asked
Dec 17, 2018
in
JEE
by
kratos
cbse
class-11
jee
hydrocarbons
benzene
jee mains
+2
votes
1
answer
Complete the following, giving the structures of the principal organic products
asked
Dec 16, 2018
in
JEE
by
kratos
ether
aldehydes
acids
jee
ketones
hydrocarbons
benzene
alcohols
jee mains
alkyl halides
+3
votes
1
answer
Identify A, B, C and D in the following reaction sequences :
asked
Dec 13, 2018
in
JEE
by
kratos
nucleic acids
biotechnology principles and processes
class-11
jee
molecular basis of inheritance
benzene
jee mains
class-12
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