Which of the following can be used as the halide component for Friedel-Crafts reaction?

(1) Chlorobenzene

(2) Bromobenzene

(3) Chloroethene

(4) Isopropyl chloride

Subtopic:  Mechanism of Reactions |
 52%
NEET - 2016
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In the given reaction

the product P is

Subtopic:  Mechanism of Reactions |
NEET - 2016
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Consider the reaction 

CH3CH2CH2Br + NaCN CH3CH2CH2CN + NaBr

This reaction will be the fastest in

1. ethanol

2. methanol

3. N,N'-dimethylformamide (DMF)

4. water

Subtopic:  Mechanism of Reactions | Chemical Properties |
 74%
NEET - 2016
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The compound that will react most readily with gaseous bromine has the formula ?
(1) C3H6

(2) C2H2

(3) C4H10

(4) C2H4

Subtopic:  Mechanism of Reactions |
NEET - 2016
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The reaction of C6H5CH=CHCH3 with HBr produces


 


Subtopic:  Mechanism of Reactions |
 74%
NEET - 2015
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Which one is the most reactive toward SN1 reaction?

1. C6H5CH(C6H5)Br

2. C6H5CH(CH3)Br

3. C6H5C(CH3)(C6H5)Br

4. C6H5CH2Br

Subtopic:  Mechanism of Reactions |
 71%
NEET - 2010
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Propionic acid with Br/red P yields a dibromo product. Its structure would be

Subtopic:  Name Reaction |
 62%
NEET - 2009
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In SN2 substitution reaction of the type

R - Br + Cl- DMFR - Cl + Br-,

Which one of the following has the highest relative rate ?

(1) CH3-CH2-CH2Br

(2) CH3-C|CH3H-CH2Br

(3) CH3-C|CH3CH3|-CH2Br

(4) CH3CH2Br

Subtopic:  Mechanism of Reactions |
 72%
NEET - 2008
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A few reactions are given below:

i. \(\small{\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{Br}+\mathrm{KOH} \rightarrow \mathrm{CH}_3 \mathrm{CH}=\mathrm{CH}_2+\mathrm{KBr}+\mathrm{H}_2 \mathrm{O}}\)
ii.
iii.
Select the reaction type for the above reactions:
(i) (ii) (iii)
1. Elimination Substitution Addition
2. Elimination Substitution Substitution
3. Substitution Addition Addition
4. Elimination Elimination Addition
Subtopic:  Chemical Properties |
 86%
From NCERT
NEET - 2016
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Which of the following biphenyls is optically active?

1.
2.
3.
4.

Subtopic:  Isomerism & Chirality |
 58%
NEET - 2016
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