Which of the following would exhibit cis-trans isomerism?

1. CH3CH2CH=CH2

2. ClCH=CHCl

3. ClCH=CCl2

4. CH2=CH-COOH

Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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The correct IUPAC name for this non-polar alkane is:

1. 3-Ethyl-4-methylheptane
2. 3-Ethyl-4, 7-dimethynonane 
3. 3-Methyl-7-ethydecane 
4. 3,4-Diethyl-5, 7-dimethylnonane
Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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The number of possible conformations due to rotation around a C-C single bond is/are:
1. 1.0 2. 2.0
3. 6.0 4. Infinite
Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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The number of hydrogen atoms attached to primary (1°), secondary (2°), and tertiary (3°) carbons in the given organic compound are:



1. 18, 4, 0 
2. 18, 6, 0 
3. 20, 6, 2 
4. 18, 4, 2 
Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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Which of the following compounds does not exhibit geometrical isomerism?

1. 1,1-Dichloro-1-pentene 

2. 1,2-Dichloro-1-pentene 

3. 1,3-Dichloro-2-pentene 

4. 1,4-Dichloro-2-pentene 

Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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Match the items of Column I with items of Column II.

Column I
(Organic compound)

Column II
(IUPAC Name)

a. 

(CH3)3 CCH2C(CH3)3

i. 3,3-Di-tert-butyl-2,2,4,4-tetramethylpentane
b.

(CH3)2 C(C2H5)2

ii.

2,2,4,4-Tetramethylpentane

c. Tetra – tert-butyl methane iii.

3,3-Dimethylpentane

  

1. a = i; b = ii; c = iii 2. a = iii; b = ii; c = i
3. a = ii; b = iii; c = i 4. a = iii; b = i; c = ii
Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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Which of the following does not show geometrical isomerism?
1. 1, 2-Dichloro-1-pentene 2. 1, 3-Dichloro-2-pentene
3. 1, 1-Dichloro-1-pentene 4. 1, 4-Dichloro-2-pentene
Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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What is the IUPAC name of the given compound ?

 

1. trans-1,2-Chloroethene
2. cis-1,2-Chloroethane
3. trans-1,2-Dichloroethene
4. cis-1,2-Dichloroethene

Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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Total number of structural isomers possible for a compound with molecular formula \(C_7H_{16}\) are:

1. 5 
2. 1 
3. 0 
4. 9
Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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What are the products obtained when \(\text{HBr}\) is added to propene in the absence and presence of benzoyl peroxide, respectively?

1. 1-Bromopropane, 2-Bromopropane

2. 2-Bromopropane, 1-Bromopropane

3. 1-Bromopropanol, 2-Bromopropanone

4. 2-Bromopropanone, 1-Bromopropanol

Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
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