| 1 |
The cathode of Daniel cell is made up of |
|
| 2 |
The cathode of Nelson's cell is made up of |
|
| 3 |
Which is used for industrial manufacture of NaCI? |
- A. Daniel cell
- B. Down's cell
- C. Nelson's cell
- D. None of these
|
| 4 |
During the formation of water from hydrogen and oxygen, which of the following does not occur?<br> |
- A. Hydrogen has oxidized<br>
- B. oxygen has reduced<br>
- C. oxygen gains electrons<br>
- D. hydrogen behaves as oxidizing agent<br>
|
| 5 |
In the redox reaction between zn and HCI. the oxidizing agent is:<br> |
- A. zn <br>
- B. H<sup>+</sup>
- C. C
- D. H<sup>2</sup>
|
| 6 |
Gain of electrons in a reaction is called ____________reaction. |
- A. Oxidation
- B. Reduction
- C. Both
- D. Nil
|
| 7 |
Electrolyte is ____________ solid form. |
- A. in
- B. Sometimes in
- C. Never in
- D. Always in
|
| 8 |
In silver plating Anode is made of: |
- A. Gold
- B. Ag
- C. Neon
- D. Nil
|
| 9 |
Gases produced in Nelson's cell are:<br> |
- A. H<sub>2</sub> and O<sub>2</sub>
- B. H<sub>2</sub> and CI<sub>2</sub><br>
- C. H<sub>2</sub> and N<sub>2</sub><br>
- D. CI<sub>2</sub> and O<sub>2</sub><br>
|
| 10 |
The branch of chemistry which deals with inter conversion of electrical & chemical energy is: |
- A. Biochemistry
- B. Electrochemistry
- C. Organic chemistry
- D. None of these
|
