| 1 |
Every system in the universe tends to lower its energy to attain ________________ |
- A. Freedom
- B. Flow
- C. Stability
- D. Nil
|
| 2 |
The reaction of ionic compound is very ________________ in solution. |
- A. Slow
- B. Fast
- C. Medium
- D. Nil
|
| 3 |
Which one of the following is an electron deficient molecule?<br> |
- A. HN<sub>3</sub>
- B. BF<sub>3</sub>
- C. N<sub>2</sub>
- D. O<sub>2</sub>
|
| 4 |
The no. of Ion pair/pairs in ammonia molecule is / are |
|
| 5 |
It is an ionic compound |
- A. H2O
- B. NaCI
- C. CH4
- D. HF
|
| 6 |
How many covalent bond does C<sub>2</sub>H<sub>2</sub> molecule have?<br> |
- A. two <br>
- B. three <br>
- C. four <br>
- D. five<br>
|
| 7 |
The property of being polar in nature is called: |
- A. Polarity
- B. Chemistry
- C. Both
- D. Nil
|
| 8 |
H° - H° has ________________ energy. |
- A. Lower
- B. Higher
- C. Medium
- D. Nil
|
| 9 |
Transfer of electrons between atoms results in:<br> |
- A. metallic bonding<br>
- B. ionic bonding <br>
- C. covalent bonding <br>
- D. coordinate covalent bonding<br>
|
| 10 |
________________ cannot be seen by naked eye. |
- A. Matter
- B. Molecules
- C. Solid
- D. Liquids
|
