| 1 |
The gain of electron is known as. |
- A. Oxidation
- B. Reduction
- C. Dehydration
- D. Dehydrogenation
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| 2 |
The cell in which a non spontaneous redox reaction takes place as a result of electricity is known as. |
- A. Voltaic cell
- B. Denial cell
- C. dry Cell
- D. Electrolytic cell
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| 3 |
Electrochemical series is the arrangement of the electrodes in |
- A. Increasing order of reduction potentials
- B. Decreasing order of reduction potentials
- C. Increasing order of oxidation reduction potential
- D. There is no fixed arrangement
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| 4 |
The cell in which a non spontaneous redox reaction takes place as a result of electricity is known as. |
- A. Voltaic cell
- B. Denial cell
- C. dry Cell
- D. Electrolytic cell
|
| 5 |
Which statements not correct about Galvanic cell. |
- A. Anode in negatively charge
- B. Reduction occur at anode
- C. Cathode is positively charged
- D. Reduction occur at cathode
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| 6 |
Oxidation number of phosphorus in the compound is. |
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| 7 |
The voltage Nickel Cadmium cell is |
- A. 1 V
- B. 1.2 V
- C. 1.4 V
- D. 1.6 V
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| 8 |
The electrode reaction of a voltaic cell can be reversed when |
- A. Concentrations of solutions are changed
- B. Temperature is increased
- C. Electrodes are interchanged
- D. Electric circuit is employed to supply the source of electricity
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| 9 |
In a electrolytic cell the electrons flow from |
- A. Cathode to anode
- B. Anode to cathode
- C. From cathode to anode or opposite, depending upon the nature of electrolyte
- D. All of the above
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| 10 |
Stronger the oxidizing agent, greater is the |
- A. oxidation potential
- B. Reduction potential
- C. Redox potential
- D. E.M.F of cell
|