Among the following, which hydrolysis reaction occurs at the slowest rate:
1. 
2. 
3. 
4. 

Subtopic:  Mechanism of Reactions |
 67%
From NCERT
NEET - 2019
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A compound that does not undergo SN1 reaction with OH- is:

1. 2.
3. 4.
 

Subtopic:  Chemical Properties |
 52%
From NCERT
NEET - 2020
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Find the correct sequence of the bond enthalpy of the "C-X" bond among the following:

1. CH3-F < CH3-Cl > CH3-Br > CH3-I

2. CH3-Cl > CH3-F > CH3-Br > CH3-I

3. CH3-F < CH3-Cl < CH3-Br < CH3-I

4. CH3-F > CH3-Cl > CH3-Br > CH3-I

Subtopic:  Introduction and Physical Properties | Chemical Properties |
 63%
From NCERT
NEET - 2021
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The major product formed in the dehydrohalogenation reaction of 2-Bromo pentane is Pent-2-ene. This product formation is based on:
1. Hofmann Rule
2. Huckel's Rule
3. Saytzeff's Rule
4. Hund's Rule

Subtopic:  Chemical Properties |
 86%
From NCERT
NEET - 2021
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Which of the following is suitable to synthesize chlorobenzene?
1.
2. Benzene, Cl2, anhydrous FeCl3
3. Phenol, NaNO2, HCl, CuCl
4.
Subtopic:  Haloarenes: Directive Influence of Halogen |
 69%
From NCERT
NEET - 2022
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Identify the statement that is incorrect regarding chirality:
1. A racemic mixture shows zero optical rotation 
2. SN1 reaction yields a 1:1 mixture of both enantiomers
3. The product obtained by SN2 reaction of haloalkane having chirality at the reactive site shows the inversion of configuration
4. Enantiomers are superimposable mirror images on each other
Subtopic:  Chemical Properties |
 77%
From NCERT
NEET - 2022
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The correct reaction among the following is:

1.  
2.
3.  
4.  
Subtopic:  Chemical Properties |
 80%
From NCERT
NEET - 2022
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The product formed in the following reaction sequence is:
 

1.  
2. \(CH_3-CH=CH-CH_3 \)
3. \(CH_3 -CH_2 -CH = CH_2 \)
4. \(CH_3 -CH_2 -CH_2 -CH_2 -OH \)
Subtopic:  Chemical Properties |
 62%
From NCERT
NEET - 2022
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Predict the order of reactivity of the following four isomers towards SN2 reaction.
(I) CH3CH2CH2CH2Cl
(II) CH3CH2CH(Cl)CH3
(III) (CH3)2CHCH2Cl
(IV) (CH3)3CCl
1. (IV) > (III) > (II) > (I)
2. (I) > (II) > (III) > (IV)
3. (I) > (III) > (II) > (IV)
4. (IV) > (II) > (III) > (I)
Subtopic:  Chemical Properties |
 68%
From NCERT
NEET - 2022
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Which of the following methods is incorrect for the synthesis of alkenes?

1. Treatment of alkynes with Na in liquid NH3
2. Heating alkyl halides with alcoholic KOH
3. Treating alkyl halides in aqueous KOH solution
4. Treating vicinal dihalides with Zn metal
Subtopic:  Chemical Properties |
 78%
From NCERT
NEET - 2022
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