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प्रश्न
In an electrolyte the current is due to the flow of ______.
विकल्प
electrons
positive ions
both (a) and (b)
neither (a) nor (b)
उत्तर
In an electrolyte the current is due to the flow of electrons.
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संबंधित प्रश्न
Prepare a list of objects around you that are electroplated.
Boojho and Paheli performed experiments taking similar bulbs and cells but two different solutions A and B as shown in the figure.
 |
 |
| Boojho's Experiment | Paheli's Experiment |
| (A) | (B) |
They found that the bulb in the set up A glows more brightly as compared to that of the set up B. You would conclude that
Electroplating of ______ is done on objects like water taps and cycle bell to give them a shiny appearance.
Paheli wants to deposit silver on an iron spoon. She took silver nitrate (AgNO3) solution in a beaker and set up a simple circuit for electroplating. Which terminal of the battery should the spoon be connected to? What material should the other electrode be made of?
Why is tin electroplated on iron to make cans used for storing food?
In the circuit given in the figure,
Boojho observed that copper is deposited on the electrode connected to the negative terminal of the battery.
Paheli tried to repeat the same experiment. But she could find only one copper plate. Therefore, she took a carbon rod as negative electrode. Will copper be still deposited on the carbon rod? Explain your answer.
The most common industrial application of chemical effects of electric current is ______.
Assertion: Parts of cars and bicycles are made iron with chromium coating.
Reason: Chromium does not corrode and resist scratches.
Name the process which shows the chemical effect of electric current?
What are anodes and cathodes?
