Which of the following is an example of vic-dihalide?
1. Dichloromethane
2. 1, 2-dichloroethane
3. Ethylidene chloride
4. Allyl chloride
The position of Br in the compound in CH3CH=CHC(Br)(CH3)2 can be classified as ..........
1. Allyl
2. Aryl
3. Vinyl
4. Secondary
Ethylidene chloride is a/an ..... .
1. vic-dihalide
2. gem-dihalide
3. Allylic halide
4. Vinylic halide
Which is the correct IUPAC name for
1. 1-bromo-2-ethylpropane
2. 1-bromo-2-ethyl-2-methylethane
3. 1-bromo-2-methylbutane
4. 2-methy!-1-bromobutane
What should be the correct IUPAC name for diethylbromomethane?
1. | 1-Bromo-1,1-diethylmethane |
2. | 3-Bromopentane |
3. | 1-Bromo-1-ethylpropane |
4. | 1-Bromopentane |
Which is the correct increasing order of boiling points of the following compounds?
1-iodobutane, 1-bromobutane, 1-chlorobutane, Butane
1. | Butane < 1-chlorobutane < 1-bromobutane < 1-iodobutane |
2. | 1-iodobutane < 1-bromobutane < 1-chlorobutane < Butane |
3. | Butane < 1-iodobutane < 1-bromobutane < 1-chlorobutane |
4. | Butane < 1-chlorobutane < 1-iodobutane < 1-bromobutane |
The correct increasing order of boiling points of the following compounds is:
1-Bromoethane, 1-Bromopropane, 1-Bromobutane, Bromobenzene
1. | Bromobenzene < 1-Bromobutane < 1-Bromopropane < 1-Bromoethane |
2. | Bromobenzene < 1-Bromoethane < 1-Bromopropane < 1-Bromobutane |
3. | 1-Bromopropane < 1-Bromobutane < 1-Bromoethane < Bromobenzene |
4. | 1-Bromoethane < 1-Bromopropane < 1-Bromobutane < Bromobenzene |
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 |
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 |
Select the correct option based on statements below:
Assertion (A): | The boiling points of alkyl halides decrease in the order RI> RBr > RCl > RF |
Reason (R): | The boiling points of alkyl chlorides, bromides, and iodides are considerably higher than those of the hydrocarbons of comparable molecular mass. |
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. |