MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The bond length between carbon and fluorine is the largest among all other halogens. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
If X and Y are the carbon-halogen bond enthalpies in chloroethane and bromoethane respectively, what is the relationship between X and Y? |
| A. | X > Y |
| B. | X < Y |
| C. | X = Y |
| D. | X + Y = 0 |
| Answer» C. X = Y | |
| 3. |
If the bond length of C-Cl bond in chloromethane is 178pm, what will be the probable bond length of C-Br bond in bromomethane? |
| A. | 139pm |
| B. | 156pm |
| C. | 178pm |
| D. | 193pm |
| Answer» E. | |
| 4. |
Which is the largest halogen atom? |
| A. | Bromine |
| B. | Chlorine |
| C. | Fluorine |
| D. | Iodine |
| Answer» E. | |
| 5. |
The size of the halogen atom _________ as we go down the group in the periodic table. |
| A. | increases |
| B. | decreases |
| C. | remains same |
| D. | increases then decreases |
| Answer» B. decreases | |
| 6. |
The carbon-halogen bond of an alkyl halide is polarised due to the _________ |
| A. | higher electronegativity of halogen atom than carbon |
| B. | higher electronegativity of carbon than halogen atom |
| C. | partial positive charge on halogen atom and a partial negative charge on carbon |
| D. | tendency of halogen atom to donate electrons |
| Answer» B. higher electronegativity of carbon than halogen atom | |