| 1 |
Transition temperature of sulphur is ____________ |
- A. 95.6
- B. 95
- C. 95.5
- D. 96
|
| 2 |
Which has lowest density? |
- A. liquids
- B. Solids
- C. Gases
- D. Plasma
|
| 3 |
The reverse of evaporation is: |
- A. Boiling
- B. Diffusion
- C. Condensation
- D. Freezing
|
| 4 |
T (K) = |
- A. (T) °C + 273
- B. (T) °C -273
- C. (T) °C + 373
- D. (T) °C -373
|
| 5 |
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>
|
| 6 |
Bucky balls are ____________ allotropic forms of carbon. |
- A. 1st
- B. 2nd
- C. 3rd
- D. 4th
|
| 7 |
Which one of the following does not affect the boiling point?<br> |
- A. intermolecular forces <br>
- B. external pressure<br>
- C. nature of liquid <br>
- D. initial temperature of liquid<br>
|
| 8 |
Atoms are arranged in ________________ structure in Bucky balls. |
- A. Hollow
- B. Cage
- C. A & B
- D. Nil
|
| 9 |
P1V1 = P2V2 is mathematical form of ____________ law. |
- A. Bohr's
- B. Charles
- C. Boyle's
- D. Nil
|
| 10 |
Gases are the lightest form of mater and their densities are expressed in terms of:<br> |
- A. mg cm<sup>-3</sup><br>
- B. g cm<sup>-3</sup><br>
- C. g dm<sup>-3</sup><br>
- D. kg dm<sup>-3</sup><br>
|
