| 1 |
For ________________ "like dissolves like". |
- A. Metals
- B. Bonds
- C. Solubility
- D. Nil
|
| 2 |
Identify when pair has polar covalent bonds:<br> |
- A. O<sub>2</sub> and Cl<sub>2</sub><br>
- B. H<sub>2</sub>O and N<sub>2</sub><br>
- C. H<sub>2</sub>O and C<sub>2</sub>H<sub>2</sub><br>
- D. H<sub>2</sub>O and HCI<br>
|
| 3 |
A bond formed between two non-metals is expected to be:<br> |
- A. covalent<br>
- B. ionic <br>
- C. coordinate covalent<br>
- D. metallic<br>
|
| 4 |
Every system in the universe tends to lower its energy to attain ________________ |
- A. Freedom
- B. Flow
- C. Stability
- D. Nil
|
| 5 |
Which one of the following is the weakest force among the atom?<br> |
- A. ionic force <br>
- B. metallic force<br>
- C. intermolecular force<br>
- D. covalent force<br>
|
| 6 |
Which molecules is donor in nature? |
- A. H<sub>2</sub>
- B. NH<sub>3</sub>
- C. O<sub>2</sub>
- D. HF
|
| 7 |
The shape of H2O is ________________ |
- A. Angular
- B. Linear
- C. Triangular
- D. All of above
|
| 8 |
Sodium has ________________ no. of protons. |
|
| 9 |
________________ solids are hard. |
- A. Ionic
- B. Covalent
- C. Coordinate
- D. Nil
|
| 10 |
Which has metallic bond? |
|
