| 1 |
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>
|
| 2 |
Transition temperature of sulphur is ____________ |
- A. 95.6
- B. 95
- C. 95.5
- D. 96
|
| 3 |
One atmospheric pressure is equal to how many pascals?<br> |
- A. 101325
- B. 10325
- C. 106075
- D. 10523
|
| 4 |
The vapour pressure of a liquid increase with the:<br> |
- A. increase pressure<br>
- B. increase of temperature<br>
- C. increase of intermolecular forces<br>
- D. increase of polarity of molecules<br>
|
| 5 |
The forces of attraction present between the molecules of a substance are called ____________ forces. |
- A. Intermolecular forces
- B. Covalent
- C. Ionic
- D. Nil
|
| 6 |
Force per unit area is called:<br> |
- A. volume <br>
- B. pressure <br>
- C. weight<br>
- D. density<br>
|
| 7 |
The absolute zero means: |
- A. 273.15 °C
- B. -273.15 °C
- C. 0 °C
- D. -373.15 °C
|
| 8 |
The mathematical formula of Boyle's law is: |
- A. PV = k
- B. PT = k
- C. V = kT
- D. T = Vk
|
| 9 |
Which gas will diffuse faster than others? |
- A. Hydrogen
- B. Oxygen
- C. Chlorine
- D. Nitrogen
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| 10 |
Diamonds is ____________ |
- A. Soft
- B. Hard
- C. Bulky
- D. Nil
|