| 1 |
Which is used for industrial manufacture of NaCI? |
- A. Daniel cell
- B. Down's cell
- C. Nelson's cell
- D. None of these
|
| 2 |
Brine is an aqueous solution of |
- A. NaCI
- B. NaOH
- C. AgNO3
- D. CaO
|
| 3 |
All electrolytes are: |
- A. Conductor
- B. Insulator
- C. Semi conductor
- D. Nil
|
| 4 |
____________ do not conduct electricity. |
- A. Electrolyte
- B. Non-electrolyte
- C. Both
- D. Nil
|
| 5 |
Nelson's cells used to prepare caustic soda along with gases. Which of the following gas is produced at cathode?<br> |
- A. CI<sub>2</sub>
- B. H<sub>2</sub>
- C. O<sub>3</sub>
- D. O<sub>2</sub>
|
| 6 |
Metals are covered by using. |
- A. Baeyer's test
- B. Bohr's
- C. Electrolysis
- D. None
|
| 7 |
It is a good reducing agent |
|
| 8 |
Electrolyte is ____________ solid form. |
- A. in
- B. Sometimes in
- C. Never in
- D. Always in
|
| 9 |
In metal hydrides, the oxidation number of hydrogen is |
|
| 10 |
Which one of the following is not an electrolytic cell:<br> |
- A. Down cell<br>
- B. Galvanic cell <br>
- C. Nelson' cell <br>
- D. Both a and c<br>
|
