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Recent questions tagged organic-chemistry
Questions
Refer to the below equation :
jeemain
chemistry
unit22
organic-chemistry
halogens
q9
difficult
asked
Sep 5, 2013
by
sreemathi.v
1
answer
Choose the correct comparison of reactivity of molecules in E2 elimination reaction
jeemain
chemistry
unit22
organic-chemistry
halogens
q8
difficult
asked
Sep 5, 2013
by
sreemathi.v
1
answer
Look at the following reaction and select the correct statement
jeemain
chemistry
unit22
organic-chemistry
halogens
q7
difficult
asked
Sep 5, 2013
by
sreemathi.v
1
answer
Mark out the correct comparison of the rates of solvolysis reaction
jeemain
chemistry
unit22
organic-chemistry
halogens
q6
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
Refer to the below equation :
jeemain
chemistry
unit22
organic-chemistry
halogens
q5
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
Choose the correct answer
jeemain
chemistry
unit22
organic-chemistry
halogens
q4
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
Predict the product
jeemain
chemistry
unit22
organic-chemistry
halogens
q3
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
n-propyl bromide would give SN2 reaction under which of the following condition?
jeemain
chemistry
unit22
organic-chemistry
halogens
q2
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
In which of the following reaction product formation by Hoffman’s rule?
jeemain
chemistry
unit22
organic-chemistry
halogens
q1
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
Which of the following is best choice of reagents for the electrophilic iodination of an aromatic ring?
jeemain
chemistry
unit22
organic-chemistry
halogens
q25
medium
asked
Sep 4, 2013
by
sreemathi.v
1
answer
An acetolysis of reaction takes place as follows
jeemain
chemistry
unit22
organic-chemistry
halogens
q24
medium
asked
Sep 4, 2013
by
sreemathi.v
1
answer
The most probable product in the following reaction will be
jeemain
chemistry
unit22
organic-chemistry
halogens
q23
medium
asked
Sep 4, 2013
by
sreemathi.v
1
answer
Refer to the below equation :
jeemain
chemistry
unit22
organic-chemistry
halogens
q22
medium
asked
Sep 3, 2013
by
sreemathi.v
1
answer
The most probable product in the following reaction is
jeemain
chemistry
unit22
organic-chemistry
halogens
q21
medium
asked
Sep 3, 2013
by
sreemathi.v
1
answer
An SN2 reaction in an asymmetric carbon of a compound always give
jeemain
chemistry
unit22
organic-chemistry
halogens
q20
medium
asked
Sep 3, 2013
by
sreemathi.v
1
answer
Arrange the following nucleophiles in the order of the nucleophilicity in protic solvents $SH^-,OAC^-,PHO^-,OH^-,H_2O$
jeemain
chemistry
unit22
organic-chemistry
halogens
q19
medium
asked
Sep 3, 2013
by
sreemathi.v
1
answer
Arrange the following in decreasing order of $SN_1$ reactivity
jeemain
chemistry
unit22
organic-chemistry
halogens
q18
medium
asked
Sep 3, 2013
by
sreemathi.v
1
answer
Refer to the below equation :
jeemain
chemistry
unit22
organic-chemistry
halogens
q17
medium
asked
Sep 3, 2013
by
sreemathi.v
1
answer
Which of the following statements correctly describes E1 reaction of alkyl halide?
jeemain
chemistry
unit22
organic-chemistry
halogens
q16
medium
asked
Sep 3, 2013
by
sreemathi.v
1
answer
Which of the following compounds undergoes solvolysis in aquoes ethanol most rapidly?
jeemain
chemistry
unit22
organic-chemistry
halogens
q15
medium
asked
Aug 26, 2013
by
sreemathi.v
1
answer
What is the product of the following reaction :
jeemain
chemistry
unit22
organic-chemistry
halogens
q14
medium
asked
Aug 26, 2013
by
sreemathi.v
1
answer
Refer to the below equation :
jeemain
chemistry
unit22
organic-chemistry
halogens
q13
medium
asked
Aug 26, 2013
by
sreemathi.v
1
answer
When O-Flurotoluene is treated with sodium amide the product is
jeemain
chemistry
unit22
organic-chemistry
halogens
q12
medium
asked
Aug 26, 2013
by
sreemathi.v
1
answer
Refer to the below image :
jeemain
chemistry
unit22
organic-chemistry
halogens
q11
medium
asked
Aug 26, 2013
by
sreemathi.v
1
answer
Trace the major product of the following reaction
jeemain
chemistry
unit22
organic-chemistry
halogens
q10
medium
asked
Aug 26, 2013
by
sreemathi.v
1
answer
Refer to the image below :
jeemain
chemistry
unit22
organic-chemistry
halogens
q9
medium
asked
Aug 23, 2013
by
sreemathi.v
1
answer
About reactivity in SN1reaction following statements are noted .Pick out the correct pair
jeemain
chemistry
unit22
organic-chemistry
halogens
q8
medium
asked
Aug 23, 2013
by
sreemathi.v
1
answer
n-Propyl chloride would give SN2 reactions underwhich of the following conditions?
jeemain
chemistry
unit22
organic-chemistry
halogens
q7
medium
asked
Aug 23, 2013
by
sreemathi.v
1
answer
Which of the following are correct statements regarding unimolecular SN1
jeemain
chemistry
unit22
organic-chemistry
halogens
q6
medium
asked
Aug 23, 2013
by
sreemathi.v
1
answer
Which of the following are correct order of nucleophilicity in meoH
jeemain
chemistry
unit22
organic-chemistry
halogens
q5
easy
asked
Aug 23, 2013
by
sreemathi.v
1
answer
The compound that undergoes SN1 reaction most rapidly is
jeemain
chemistry
unit22
organic-chemistry
halogens
q4
medium
asked
Aug 23, 2013
by
sreemathi.v
1
answer
The rate of solvolysis of the following allyl chloride in 50% aqueous ethanol at $44^{\circ}C$ is
jeemain
chemistry
unit22
organic-chemistry
halogens
q3
medium
asked
Aug 23, 2013
by
sreemathi.v
1
answer
Refer to the below image : Assuming both the reactions are E1 the expected ratio between $K_H/K_D$ is
jeemain
chemistry
unit22
organic-chemistry
halogens
q2
medium
asked
Aug 23, 2013
by
sreemathi.v
1
answer
Which of the following can give both $E$ and $Z$ products?
jeemain
chemistry
unit22
organic-chemistry
halogens
q1
medium
asked
Aug 23, 2013
by
sreemathi.v
1
answer
At higher temperature iodoform reaction is given by
jeemain
chemistry
unit22
organic-chemistry
halogens
q15
easy
asked
Aug 23, 2013
by
sreemathi.v
1
answer
Allyl chloride on dehydrochlorination gives
jeemain
chemistry
unit22
organic-chemistry
halogens
q14
easy
asked
Aug 23, 2013
by
sreemathi.v
1
answer
Which of the following is most reactive towards SN2 reaction?
jeemain
chemistry
unit22
organic-chemistry
halogens
q13
easy
asked
Aug 23, 2013
by
sreemathi.v
1
answer
Refer to the image below :
jeemain
chemistry
unit22
organic-chemistry
halogens
q12
easy
asked
Aug 22, 2013
by
sreemathi.v
1
answer
Predict the product
jeemain
chemistry
unit22
organic-chemistry
halogens
q11
easy
asked
Aug 22, 2013
by
sreemathi.v
1
answer
Which of the following represents the correct graph for SN2 reaction?
jeemain
chemistry
unit22
organic-chemistry
halogens
q10
easy
asked
Aug 22, 2013
by
sreemathi.v
1
answer
Refer to the below image :
jeemain
chemistry
unit22
organic-chemistry
halogens
q9
easy
asked
Aug 22, 2013
by
sreemathi.v
1
answer
The predominant product formed when 3− methyl −2−pentene reacts with $HOCl$ is
jeemain
chemistry
unit22
organic-chemistry
halogens
q8
easy
asked
Aug 22, 2013
by
sreemathi.v
1
answer
In which of the following pair one species is incorrectly indicated which would give higher Substitution /Elimination ratio when it reacts with isopropyl bromide.
jeemain
chemistry
unit22
organic-chemistry
halogens
q7
easy
asked
Aug 22, 2013
by
sreemathi.v
1
answer
Refer to the below equation :
jeemain
chemistry
unit22
organic-chemistry
halogens
q6
easy
asked
Aug 21, 2013
by
sreemathi.v
1
answer
In which of the following case increase in solvent polarity causes a large in rate of the reaction.
jeemain
chemistry
unit22
organic-chemistry
halogens
q5
easy
asked
Aug 21, 2013
by
sreemathi.v
1
answer
Refer to the below equations :
jeemain
chemistry
unit22
organic-chemistry
halogens
q4
easy
asked
Aug 21, 2013
by
sreemathi.v
1
answer
$R-L$------------>$R-X$. L is a good leaving group .The rate of the reaction is maximum when $Li-X$ is
jeemain
chemistry
unit22
organic-chemistry
halogens
q3
easy
asked
Aug 21, 2013
by
sreemathi.v
1
answer
The reaction $R-Cl+R'ONa$---------->$ROR'+NaCl$.The reaction is catalysed by the addition of small amounts of $NaI$ because
jeemain
chemistry
unit22
organic-chemistry
halogens
q2
easy
asked
Aug 21, 2013
by
sreemathi.v
1
answer
The correct decreasing order of vapour phase dipole moments of $CH_3-x$ is as follows
jeemain
chemistry
unit22
organic-chemistry
halogens
q1
easy
asked
Aug 21, 2013
by
sreemathi.v
1
answer
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