Redox Reactions & Electrochemistry-Electrochemical Cells (NEET (National Eligibility cum Medical Entrance Test) Chemistry): Questions 1 - 6 of 7
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Question number: 1
» Redox Reactions & Electrochemistry » Electrochemical Cells
Question
The value of equilibrium constant for a feasible cell reaction is?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | > 1 |
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| b. | < 1 |
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| c. | 1 |
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| d. | 0 |
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Question number: 2
» Redox Reactions & Electrochemistry » Electrochemical Cells
Question
What happen when lead storage battery is charged?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | The lead electrode becomes coated with lead sulphate |
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| b. | Sulphuric acid is generated |
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| c. | The amount of acid decreases. |
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| d. | dissolves |
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Question number: 3
» Redox Reactions & Electrochemistry » Electrochemical Cells
Question
KCl is used in salt bridge because?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | It forms a good jelly with agar-agar |
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| b. | The transference number of and ions is almost equal |
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| c. | It is a strong electrolyte |
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| d. | It is a good conductor of electricity |
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Question number: 4
» Redox Reactions & Electrochemistry » Electrochemical Cells
Question
What is the electrolyte used in Nickel cadmium cell?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | solution. |
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| b. | Con. NaOH solution |
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| c. | Aqueous KOH solution |
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| d. | Con. KOH solution |
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Question number: 5
» Redox Reactions & Electrochemistry » Electrochemical Cells
Question
Lead storage cell is an example for?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Concentration cell |
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| b. | Primary voltaic cell |
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| c. | Fuel cell |
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| d. | Secondary voltaic cell |
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Question number: 6
» Redox Reactions & Electrochemistry » Electrochemical Cells
Question
Arrange the following in increasing order of their discharge in electrochemical cells?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
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| b. |
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| c. |
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| d. |
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