What is the correct IUPAC name of the below mentioned compound?



 

1. 1−Chloro−4−(1−iodophenyl)−3, 3−dimethylbut−1−ene
2. 1−Chloro−1−(4−iodophenyl)−3, 3−dimethylbut−1−ene
3. 1−Chloro−2−(3−iodophenyl)−3, 3−dimethylbut−1−en
4. 4−Chloro−1−(1−iodophenyl)−1, 1−dimethylbut−3−ene

 

Subtopic:  Introduction and Physical Properties |
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vic-Dihalide among the following is 

1. Dichloromethane

2. 1,2-Dichloroethane

3. Ethylidene chloride

4. Allyl chloride

Subtopic:  Dichloromethane, Trichloromethane & Tetrachloromethane |
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Match the items in Column I and Column II.

Column l Column ll
A. SN1 reaction 1. vic-dibromide
B. Elimination of HX from an alkyl halide 2. Chlorobromocarbons
C. Bromination  of alkenes  3. Racemisation
D. Chemicals in fire extinguisher 4. Saytzeff rule 

Codes

A B C D
1. 2 3 4 1
2. 3 4 1 2
3. 1 4 3 2
4. 4 1 3 2
Subtopic:  Chemical Properties |
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Match the structures of compounds given in Column I with the classes of compounds given in Column II.

Column I Column II
A.   1. Aryl halide
B.  CH2=CH-CH2-X 2. Alkyl halide
C.   3. Vinyl halide
D. CH2=CH-X 4. Allylic halide

Codes

A B C D
1. 2 4 1 3
2. 3 4 1 2
3. 1 4 3 2
4. 4 1 3 2
Subtopic:  Introduction and Physical Properties |
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Match the reactions given in Column I with the types of reactions given in Column II and mark the appropriate option.

Column I Column II
A.  
 
1. Nucleophilic
aromatic
substitution
reaction
B.  
2. Electrophilic
aromatic
substitution
C.  
3. Saytzeff
elimination
D
4. Electrophilic
addition

5. Nucleophilic
substitution
reaction

Codes

A B C D
1. 2 4 5 1
2. 3 1 5 2
3. 5 4 3 2
4. 4 5 3 2
Subtopic:  Chemical Properties |
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 Match the structures given in Column I with the names in Column II.

Column I Column II
A.   1. 4-Bromopent-2-ene
B.   2. 4-Bromo-3-methylpent-2-ene
C.   3. 1-Bromobut-2-ene
D.   4. 1-Bromo-2-methylpent-2-ene

Codes

A B C D
1. 2 3 4 1
2. 1 2 3 4
3. 1 4 3 2
4. 4 1 3 2
Subtopic:  Introduction and Physical Properties |
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The correct match of column I (Reactions) with column II (Name of reactions) is:

Column I Column II
A. 1. Fittig reaction
B. 2. Wurtz-Fittig reaction
C. 3. Finkelstein reaction
D.  \(\begin{aligned}\small{C_{2}H_{5}Cl \ + \ NaI \ \xrightarrow[]{\textbf{dry acetone}} \\ \ C_{2}H_{5}I \ + \ NaCl} \end{aligned}\)  4. Sandmeyer reaction

Codes

A B C D
1. 2 1 4 3
2. 3 1 4 2
3. 1 4 3 2
4. 4 1 3 2
Subtopic:  Chemical Properties |
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Select the correct option based on statements below:

Assertion (A): KCN reacts with methyl chloride to give methyl isocyanide.
Reason (R): \(CN^-\) is an ambident nucleophile.
 
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. (A) is false but (R) is true.

Subtopic:  Chemical Properties |
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The halogen exchange reaction among the following is exhibited by:  

1.   \(\begin{aligned}RX \ + \ NaI \ \xrightarrow[]{\textbf{Acetone}} \ RI \ + \ NaX \\ \\ \end{aligned} \)
2. 
3. 
4. 
Subtopic:  Chemical Properties |
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Butanenitrile is formed by the reaction of KCN with:

1. Butyl chloride.

2. Propyl chloride.

3. Butyl alcohol.

4. Propyl alcohol.

Subtopic:  Chemical Properties |
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