MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The below model of organization of electrons in atom is given by ___________ |
| A. | R. A. Millikan |
| B. | J. J. Thomson |
| C. | Rutherford |
| D. | Galileo |
| Answer» C. Rutherford | |
| 2. |
What’s the mass of neutron in terms of electrons mass? |
| A. | 1838 times of electron’s mass |
| B. | 1/1838 times of electron’s mass |
| C. | 1832 times of electron’s mass |
| D. | 1/1832 times of electron’s mass |
| Answer» B. 1/1838 times of electron’s mass | |
| 3. |
___________ is the lightest and smallest particles that’s obtained from hydrogen(that is a positive ion). |
| A. | Electron |
| B. | Proton |
| C. | Neutron |
| D. | Particle |
| Answer» C. Neutron | |
| 4. |
Pick out electron’s charge to mass ratio’s value from the options. |
| A. | 1.758820 × 1011 C kg-1 |
| B. | 1.758820 × 1011 C kg |
| C. | 1.758823 × 1011 C kg |
| D. | 1.708820 × 1011 C kg |
| Answer» B. 1.758820 × 1011 C kg | |