MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Organic Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which is the correct formula of Freon-12? |
| A. | CCl2F2 |
| B. | CClF3 |
| C. | CHCl2F |
| D. | CCl3F |
| Answer» B. CClF3 | |
| 2. |
Depletion of Ozone is believed to increase which of the following? |
| A. | Population |
| B. | Ultraviolet rays |
| C. | Pollution |
| D. | Greenery |
| Answer» C. Pollution | |
| 3. |
Central nervous system can be depressed by the use of which of the following? |
| A. | Chloroform |
| B. | Freon |
| C. | Iodoform |
| D. | DDT |
| Answer» B. Freon | |
| 4. |
CFxCly [where x + y = 4], why these compounds are not used? |
| A. | These are fluoro carbons |
| B. | These are difficult to synthesise |
| C. | They deplete ozone layer |
| D. | These are very expensive |
| Answer» D. These are very expensive | |
| 5. |
DEPLETION_OF_OZONE_IS_BELIEVED_TO_INCREASE_WHICH_OF_THE_FOLLOWING??$ |
| A. | Population |
| B. | Ultraviolet rays |
| C. | Pollution |
| D. | Greenery |
| Answer» C. Pollution | |
| 6. |
Which_is_the_correct_formula_of_Freon-12?$ |
| A. | CCl<sub>2</sub>F<sub>2</sub> |
| B. | CClF<sub>3</sub> |
| C. | CHCl<sub>2</sub>F |
| D. | CCl<sub>3</sub>F |
| Answer» B. CClF<sub>3</sub> | |
| 7. |
How Benzene hexachloride (BHC) is used? |
| A. | Insecticides |
| B. | Fertilizers |
| C. | Anaesthetics |
| D. | Antiseptics |
| Answer» B. Fertilizers | |
| 8. |
Central nervous system can be depressed by the use of which of the following: |
| A. | Chloroform |
| B. | Freon |
| C. | Iodoform |
| D. | DDT |
| Answer» B. Freon | |
| 9. |
Which one of the following is the correct formula of methylene dichloride? |
| A. | ClCH = CHCl |
| B. | ClC ≡ CCl |
| C. | CH<sub>2</sub>Cl<sub>2</sub> |
| D. | CH<sub>2</sub>(Cl) CH<sub>2</sub>Cl |
| Answer» D. CH<sub>2</sub>(Cl) CH<sub>2</sub>Cl | |
| 10. |
CFxCly [where x + y = 4], why these compounds are not used? |
| A. | These are fluoro carbons |
| B. | These are difficult to synthesise |
| C. | They deplete ozone layer |
| D. | These are very expensive |
| Answer» D. These are very expensive | |
| 11. |
What is the IUPAC name of chloroform? |
| A. | Dichloromethane |
| B. | Trichloromethane |
| C. | Chloromethane |
| D. | Carbon tetrachloride |
| Answer» C. Chloromethane | |
| 12. |
The molecular formula of DDT has how many chlorine atoms? |
| A. | 5 chlorine atoms |
| B. | 2 chlorine atoms |
| C. | 3 chlorine atoms |
| D. | 4 chlorine atoms |
| Answer» B. 2 chlorine atoms | |
| 13. |
What will be the product for the given reaction? |
| A. | CCl<sub>3</sub>CHO |
| B. | C<sub>6</sub>H<sub>6</sub>Cl<sub>6</sub> |
| C. | C<sub>6</sub>H<sub>12</sub>Cl<sub>6</sub> |
| D. | C<sub>6</sub>H<sub>9</sub>Cl<sub>2</sub> |
| Answer» C. C<sub>6</sub>H<sub>12</sub>Cl<sub>6</sub> | |