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 |
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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%
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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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For the following reactions :

(A) CH3CH2CH2Br +  KOH → CH3CH = CH2 + KBr + H2O

Which of the following statements is correct?

(1) (A) is elimination, (B) and (C) are substitution reactions.

(2) (A) is substitution, (B) and (C) are addition reactions.

(3) (A) and (B) are elimination reactions and (C) is addition reaction.

(4) (A) is elimination, (B) is substitution and (C) is addition reaction

Subtopic:  Mechanism of Reactions |
 76%
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Consider the reaction,

This reaction will be the fastest in:

1. Ethanol

2. Methanol

3. N, N'-dimethylformamide (DMF)

4. Water

Subtopic:  Mechanism of Reactions | Chemical Properties |
 77%
From NCERT
NEET - 2016
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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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