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Q. No.The number of chlorine atoms present in the organic products X and Y of the following reactions, respectively, are:
1. 3 and 6
2. 6 and 6
3. 6 and 3
4. 3 and 3
1. 3 and 6
2. 6 and 6
3. 6 and 3
4. 3 and 3
Subtopic: Mechanism of Reactions | Chemical Properties | Haloarenes: Directive Influence of Halogen |
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Subtopic: Chemical Properties |
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Two products X and Y are formed in the following reaction sequence:
The suitable method that can be used for the separation of products X and Y is:
1. Continuous extraction
2. Differential extraction
3. Fractional distillation
4. Sublimation
The suitable method that can be used for the separation of products X and Y is:
1. Continuous extraction
2. Differential extraction
3. Fractional distillation
4. Sublimation
Subtopic: Chemical Properties | Haloarenes: Directive Influence of Halogen |
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Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
In the light of the above statements, choose the correct answer from the options given below :
| Assertion (A): |  undergoes \(S_N2\) reaction faster than  |
| Reason (R): | Iodine is a better leaving group because of its larger size. |
In the light of the above statements, choose the correct answer from the options given below :
| 1. | (A) is True but (R) is False |
| 2. | (A) is False but (R) is True |
| 3. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 4. | Both (A) and (R) are True but (R) is not the correct explanation of (A) |
Subtopic: Mechanism of Reactions |
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How many products (including stereoisomers) are expected from monochlorination of the following compound?
| 1. | 5 | 2. | 6 |
| 3. | 2 | 4. | 3 |
Subtopic: Isomerism & Chirality |
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Subtopic: Mechanism of Reactions |
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Subtopic: Chemical Properties |
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The products A and B obtained in the following reactions, respectively, are:
\( \begin{aligned} & 3 \mathrm{ROH}+\mathrm{PCl}_3 \rightarrow 3 \mathrm{RCl}+\mathrm{A} \\ & \mathrm{ROH}+\mathrm{PCl}_5 \rightarrow \mathrm{RCl}+\mathrm{HCl}+\mathrm{B} \end{aligned} \)
1. \(\mathrm{POCl}_3~ and~ \mathrm{H}_3 \mathrm{PO}_4 \)
2. \(\mathrm{H}_3 \mathrm{PO}_4~ and ~\mathrm{POCl}_3 \)
3. \(\mathrm{H}_3 \mathrm{PO}_3~and ~\mathrm{POCl}_3 \)
4. \(\mathrm{POCl}_3~and ~\mathrm{H}_3 \mathrm{PO}_3\)
\( \begin{aligned} & 3 \mathrm{ROH}+\mathrm{PCl}_3 \rightarrow 3 \mathrm{RCl}+\mathrm{A} \\ & \mathrm{ROH}+\mathrm{PCl}_5 \rightarrow \mathrm{RCl}+\mathrm{HCl}+\mathrm{B} \end{aligned} \)
1. \(\mathrm{POCl}_3~ and~ \mathrm{H}_3 \mathrm{PO}_4 \)
2. \(\mathrm{H}_3 \mathrm{PO}_4~ and ~\mathrm{POCl}_3 \)
3. \(\mathrm{H}_3 \mathrm{PO}_3~and ~\mathrm{POCl}_3 \)
4. \(\mathrm{POCl}_3~and ~\mathrm{H}_3 \mathrm{PO}_3\)
Subtopic: Chemical Properties |
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\(\text{CCl}_2\text{F}_2\) is one of the most common haloalkanes used in industries. The reaction through which it is manufactured from tetrachloromethane is called:
| 1. | Finkelstein reaction | 2. | Sandmeyer's reaction |
| 3. | Swarts reaction | 4. | Wurtz-Fittig reaction |
Subtopic: Chemical Properties |
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Which of the following is the most preferred method for preparing pure alkyl chlorides from alcohols?
1. \(\mathrm{{R}-{OH}+{HCl} \xrightarrow{{ZnCl}_2} {R}-{Cl}+{H}_2 {O}}\)
2. \(\mathrm{{R}-{OH}+{PCl}_5 → {R}-{Cl}+{POCl}_3+{HCl}}\)
3. \(\mathrm{{R}-{OH}+{SOCl}_2 → {R}-{Cl}+{SO}_2+{HCl}}\)
4. \(\mathrm{{R}-{OH}+{PCl}_3 → {R}-{Cl}+{H}_3 {PO}_3}\)
1. \(\mathrm{{R}-{OH}+{HCl} \xrightarrow{{ZnCl}_2} {R}-{Cl}+{H}_2 {O}}\)
2. \(\mathrm{{R}-{OH}+{PCl}_5 → {R}-{Cl}+{POCl}_3+{HCl}}\)
3. \(\mathrm{{R}-{OH}+{SOCl}_2 → {R}-{Cl}+{SO}_2+{HCl}}\)
4. \(\mathrm{{R}-{OH}+{PCl}_3 → {R}-{Cl}+{H}_3 {PO}_3}\)
Subtopic: Introduction and Physical Properties |
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