MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The hybridisation of BeF3- is _____________ |
| A. | sp<sub>3</sub> |
| B. | sp |
| C. | sp<sub>2</sub> |
| D. | d<sub>2</sub>sp<sub>3</sub> |
| Answer» D. d<sub>2</sub>sp<sub>3</sub> | |
| 2. |
All the hybridised orbital are not equal in energy and shape. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
The percentage p-character in sp3 hybridisation is ____________ |
| A. | 25% |
| B. | 50% |
| C. | 75% |
| D. | 66.67% |
| Answer» D. 66.67% | |
| 4. |
The bond angles in sp3d2 hybridisation is ____________ |
| A. | 90<sup>0</sup> |
| B. | 120<sup>0</sup> |
| C. | 109.5<sup>0</sup> |
| D. | 180<sup>0</sup> |
| Answer» B. 120<sup>0</sup> | |
| 5. |
Due to unsymmetrical structure, the molecules having sp3d hybridisation are ____________ |
| A. | more stable and more reactive |
| B. | less stable and more reactive |
| C. | more stable and less reactive |
| D. | less stable and less reactive |
| Answer» C. more stable and less reactive | |
| 6. |
Number of chlorine atoms which form equatorial bonds in PCl5 molecule are ____________ |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 7. |
Shape of PCl5 molecule is _____________ |
| A. | Tigonal Planar |
| B. | Linear |
| C. | Trigonal bipyramidal |
| D. | Tetrahedral |
| Answer» D. Tetrahedral | |
| 8. |
Hybridisation of Acetylene is _____________ |
| A. | sp |
| B. | sp<sup>2</sup> |
| C. | sp<sup>3</sup> |
| D. | dsp<sup>2</sup> |
| Answer» B. sp<sup>2</sup> | |