00. Properties of Alkyl Halides
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HALOALKANES AND HALOARENES

90925 Assertion: Iodide ion combines with smaller group to avoid steric hindrance.
Reason: With HI, anisole gives iodobenzene and methyl alcohol.

1 If both Assertion and Reason are correct and the Reason is the correct explanation of Assertion.
2 If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2011]**
HALOALKANES AND HALOARENES

90928 Assertion: Alkyl iodide can be prepared by treating alkyl chloride/bromide with $\mathrm{Nal}$ in acetone.
Reason: $\mathrm{NaCl} / \mathrm{NaBr}$ are soluble in acetone while $\mathrm{Nal}$ is not.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If the Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
5 If the Assertion is incorrect but the Reason is correct.
**[AIIMS-2007]**
HALOALKANES AND HALOARENES

90926 Assertion: 4-Nitrochlorobenzene undergoes nucleophilic substitution more readily than chlorobenzene.
Reason: Chlorobenzene undergoes nucleophilic substitution by elimination-addition mechanism while 4-nirochlorobenzene undergoes nucleophilic substitution by addition-elimination mechanism.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct, but Reason is not a correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2010]**
HALOALKANES AND HALOARENES

90927 Assertion: The presence of nitro group facilitates nucleophilic substitution reactions in aryl halides.
Reason: The intermediate carbanion is stabilized due to the presence of nitro group.

1 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
2 If the Assertion is correct but Reason is incorrect.
3 If both the Assertion and Reason are incorrect.
4 If the Assertion is incorrect but the Reason is correct.
5 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
**[AIIMS-2006]**
HALOALKANES AND HALOARENES

90929 Identify $\mathrm{Z}$ in
original image

1 Mixture of $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$ and $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
2 $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
3 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{OH}$
4 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$
**[AIIMS-2014]**
NEET DIGITAL LIBRARY
HALOALKANES AND HALOARENES

90925 Assertion: Iodide ion combines with smaller group to avoid steric hindrance.
Reason: With HI, anisole gives iodobenzene and methyl alcohol.

1 If both Assertion and Reason are correct and the Reason is the correct explanation of Assertion.
2 If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2011]**
HALOALKANES AND HALOARENES

90928 Assertion: Alkyl iodide can be prepared by treating alkyl chloride/bromide with $\mathrm{Nal}$ in acetone.
Reason: $\mathrm{NaCl} / \mathrm{NaBr}$ are soluble in acetone while $\mathrm{Nal}$ is not.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If the Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
5 If the Assertion is incorrect but the Reason is correct.
**[AIIMS-2007]**
HALOALKANES AND HALOARENES

90926 Assertion: 4-Nitrochlorobenzene undergoes nucleophilic substitution more readily than chlorobenzene.
Reason: Chlorobenzene undergoes nucleophilic substitution by elimination-addition mechanism while 4-nirochlorobenzene undergoes nucleophilic substitution by addition-elimination mechanism.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct, but Reason is not a correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2010]**
HALOALKANES AND HALOARENES

90927 Assertion: The presence of nitro group facilitates nucleophilic substitution reactions in aryl halides.
Reason: The intermediate carbanion is stabilized due to the presence of nitro group.

1 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
2 If the Assertion is correct but Reason is incorrect.
3 If both the Assertion and Reason are incorrect.
4 If the Assertion is incorrect but the Reason is correct.
5 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
**[AIIMS-2006]**
HALOALKANES AND HALOARENES

90929 Identify $\mathrm{Z}$ in
original image

1 Mixture of $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$ and $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
2 $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
3 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{OH}$
4 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$
**[AIIMS-2014]**
Join With Us for More Updates
HALOALKANES AND HALOARENES

90925 Assertion: Iodide ion combines with smaller group to avoid steric hindrance.
Reason: With HI, anisole gives iodobenzene and methyl alcohol.

1 If both Assertion and Reason are correct and the Reason is the correct explanation of Assertion.
2 If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2011]**
HALOALKANES AND HALOARENES

90928 Assertion: Alkyl iodide can be prepared by treating alkyl chloride/bromide with $\mathrm{Nal}$ in acetone.
Reason: $\mathrm{NaCl} / \mathrm{NaBr}$ are soluble in acetone while $\mathrm{Nal}$ is not.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If the Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
5 If the Assertion is incorrect but the Reason is correct.
**[AIIMS-2007]**
HALOALKANES AND HALOARENES

90926 Assertion: 4-Nitrochlorobenzene undergoes nucleophilic substitution more readily than chlorobenzene.
Reason: Chlorobenzene undergoes nucleophilic substitution by elimination-addition mechanism while 4-nirochlorobenzene undergoes nucleophilic substitution by addition-elimination mechanism.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct, but Reason is not a correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2010]**
HALOALKANES AND HALOARENES

90927 Assertion: The presence of nitro group facilitates nucleophilic substitution reactions in aryl halides.
Reason: The intermediate carbanion is stabilized due to the presence of nitro group.

1 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
2 If the Assertion is correct but Reason is incorrect.
3 If both the Assertion and Reason are incorrect.
4 If the Assertion is incorrect but the Reason is correct.
5 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
**[AIIMS-2006]**
HALOALKANES AND HALOARENES

90929 Identify $\mathrm{Z}$ in
original image

1 Mixture of $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$ and $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
2 $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
3 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{OH}$
4 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$
**[AIIMS-2014]**
For More Updates join with Us
HALOALKANES AND HALOARENES

90925 Assertion: Iodide ion combines with smaller group to avoid steric hindrance.
Reason: With HI, anisole gives iodobenzene and methyl alcohol.

1 If both Assertion and Reason are correct and the Reason is the correct explanation of Assertion.
2 If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2011]**
HALOALKANES AND HALOARENES

90928 Assertion: Alkyl iodide can be prepared by treating alkyl chloride/bromide with $\mathrm{Nal}$ in acetone.
Reason: $\mathrm{NaCl} / \mathrm{NaBr}$ are soluble in acetone while $\mathrm{Nal}$ is not.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If the Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
5 If the Assertion is incorrect but the Reason is correct.
**[AIIMS-2007]**
HALOALKANES AND HALOARENES

90926 Assertion: 4-Nitrochlorobenzene undergoes nucleophilic substitution more readily than chlorobenzene.
Reason: Chlorobenzene undergoes nucleophilic substitution by elimination-addition mechanism while 4-nirochlorobenzene undergoes nucleophilic substitution by addition-elimination mechanism.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct, but Reason is not a correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2010]**
HALOALKANES AND HALOARENES

90927 Assertion: The presence of nitro group facilitates nucleophilic substitution reactions in aryl halides.
Reason: The intermediate carbanion is stabilized due to the presence of nitro group.

1 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
2 If the Assertion is correct but Reason is incorrect.
3 If both the Assertion and Reason are incorrect.
4 If the Assertion is incorrect but the Reason is correct.
5 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
**[AIIMS-2006]**
HALOALKANES AND HALOARENES

90929 Identify $\mathrm{Z}$ in
original image

1 Mixture of $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$ and $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
2 $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
3 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{OH}$
4 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$
**[AIIMS-2014]**
NEET DIGITAL LIBRARY
HALOALKANES AND HALOARENES

90925 Assertion: Iodide ion combines with smaller group to avoid steric hindrance.
Reason: With HI, anisole gives iodobenzene and methyl alcohol.

1 If both Assertion and Reason are correct and the Reason is the correct explanation of Assertion.
2 If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2011]**
HALOALKANES AND HALOARENES

90928 Assertion: Alkyl iodide can be prepared by treating alkyl chloride/bromide with $\mathrm{Nal}$ in acetone.
Reason: $\mathrm{NaCl} / \mathrm{NaBr}$ are soluble in acetone while $\mathrm{Nal}$ is not.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
3 If the Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
5 If the Assertion is incorrect but the Reason is correct.
**[AIIMS-2007]**
HALOALKANES AND HALOARENES

90926 Assertion: 4-Nitrochlorobenzene undergoes nucleophilic substitution more readily than chlorobenzene.
Reason: Chlorobenzene undergoes nucleophilic substitution by elimination-addition mechanism while 4-nirochlorobenzene undergoes nucleophilic substitution by addition-elimination mechanism.

1 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
2 If both Assertion and Reason are correct, but Reason is not a correct explanation of Assertion.
3 If Assertion is correct but Reason is incorrect.
4 If both the Assertion and Reason are incorrect.
**[AIIMS-2010]**
HALOALKANES AND HALOARENES

90927 Assertion: The presence of nitro group facilitates nucleophilic substitution reactions in aryl halides.
Reason: The intermediate carbanion is stabilized due to the presence of nitro group.

1 If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
2 If the Assertion is correct but Reason is incorrect.
3 If both the Assertion and Reason are incorrect.
4 If the Assertion is incorrect but the Reason is correct.
5 If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
**[AIIMS-2006]**
HALOALKANES AND HALOARENES

90929 Identify $\mathrm{Z}$ in
original image

1 Mixture of $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$ and $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
2 $\mathrm{CH}_{3} \mathrm{CHOHCH}_{2} \mathrm{Cl}$
3 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{OH}$
4 $\mathrm{CH}_{3} \mathrm{CHClCH}_{2} \mathrm{Cl}$
**[AIIMS-2014]**