A hydrocarbon C5H10 does not react with chlorine in the dark but gives a single monochloro compound C5H9Cl in bright sunlight. Hydrocarbon could be:

1. Benzene 2. Cyclopentane
3. Toluene 4. Hexane

Subtopic:  Mechanism of Reactions | Chemical Properties |
 77%
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The compound with the formula C4H9Br has how many structural isomers?

1. 6 2. 3
3. 5 4. 4
Subtopic:  Isomerism & Chirality |
 57%
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a. CH3Br or CH3I  
b. (CH3)3CCl or CH3Cl
The above-mentioned compounds that react faster in S N2 reaction with OH- from each given pair respectively are:

1. CH3Br, CH3I
2. CH3Br, (CH3)3CCl
3. CH3I, CH3Cl
4. CH3I, (CH3)3CCl

Subtopic:  Chemical Properties |
 74%
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Out of C6H5CH2Cl and C6H5CHClC6H5, the one that gets easily hydrolyzed by aqueous KOH is :

1. C6H5CHClC6H5 

2. C6H5CH2Cl

3. Both react equally

4. None of the above

Subtopic:  Mechanism of Reactions |
 56%
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p-Dichlorobenzene has a higher melting point than those of o- and m-isomers because :

1. More energy is required to break the crystal lattice of m-dichlorobenzene
2. More energy is required to break the crystal lattice of p-dichlorobenzene
3. More energy is required to break the crystal lattice of o-dichlorobenzene
4. None of the above
Subtopic:  Introduction and Physical Properties |
 88%
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Primary alkyl halide C4H9Br(A) reacted with alcoholic KOH to give compound (B). Compound (B) is reacted with HBr to give (C), and it was found that C is an isomer of (A).
(A) with sodium metal, gives compound (D),
C8H18 
which is different from the compound formed when n-butyl bromide is reacted with sodium.
Compound (A) is :

1. 2-Methylpropene

2. Isobutyl bromide

3. 2,5-Dimethylhexane

4. 2-Bromo-2-methylpropane

Subtopic:  Chemical Properties |
 67%
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In the presence of ZnCl2, the substrate used to produce 1-iodobutane from HI is?

1. 1-Butanol 2. Butane
3. Butyne 4. Butanal
Subtopic:  Mechanism of Reactions |
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The best substrate for the preparation of 1-iodobutane in the presence of NaI/dry acetone is:
1. 1-Chlorobutane 
2. n-Butane
3. Butanol
4. Butyne

Subtopic:  Mechanism of Reactions |
 72%
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In the presence of peroxide, which compound is employed as the substrate to yield 1-Bromobutane?


1. 1-Butanol

2. But-1-ene

3. Butyne

4. Butanal

Subtopic:  Mechanism of Reactions |
 84%
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The correct IUPAC name for the following structure is:

1. 2-Chloro-3-methylbutane

2. 3-Chloro-2-methylbutane

3. 2-Chloro-1-methylbutane

4. 3-Chloro-1-methylbutane

Subtopic:  Introduction and Physical Properties |
 89%
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