| 1 |
The reverse of evaporation is: |
- A. Boiling
- B. Diffusion
- C. Condensation
- D. Freezing
|
| 2 |
One atmospheric pressure is equal to how many pascals?<br> |
- A. 101325
- B. 10325
- C. 106075
- D. 10523
|
| 3 |
P1V1 = P2V2 is mathematical form of ____________ law. |
- A. Bohr's
- B. Charles
- C. Boyle's
- D. Nil
|
| 4 |
Carbon exists in ________________ allotropic forms. |
|
| 5 |
1 atm = ? |
- A. 1 pascal
- B. 760 mm of Hg
- C. 1 atm
- D. 1 Nm<sup>-2</sup>
|
| 6 |
Diamonds is ____________ |
- A. Soft
- B. Hard
- C. Bulky
- D. Nil
|
| 7 |
Transition temperature of sulphur is ____________ |
- A. 95.6
- B. 95
- C. 95.5
- D. 96
|
| 8 |
The transition temperature of sulphur is: |
- A. 96 °C
- B. 250 °C
- C. 18 °C
- D. 218 °C
|
| 9 |
Which one of the following gas diffuses faster?<br> |
- A. hydrogen <br>
- B. helium <br>
- C. fluorine<br>
- D. chlorine<br>
|
| 10 |
Solid particles possess which one of the following motions?<br> |
- A. rotational motions<br>
- B. vibrational motions<br>
- C. translation motions<br>
- D. both translational and vibrational motions<br>
|