Advertisements
Advertisements
प्रश्न
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?
Advertisements
उत्तर
Spoon should be connected to the negative terminal of the battery. The other electrode should be made of silver, so that silver ions get deposited on an iron spoon.
APPEARS IN
संबंधित प्रश्न
The passage of an electric current through a solution causes ______ effects.
The process of depositing a layer of any desired metal on another material by means of electricity is called ______.
Prepare a list of objects around you that are electroplated.
Boojho’s uncle has set up an electroplating factory near his village. He should dispose off the waste of the factory
The object to be electroplated is taken as ______ electrode.
Observe the following circuits carefully. In which circuit will the bulb glow? Write Yes or No in the blank space provided along each of the circuit given in the figure.
|
(a) |
|
______ |
|
(b) |
|
______ |
|
(c) |
|
______ |
|
(d) |
|
______ |
Explain the following:
Short circuit.
The terminal which is connected to a positive terminal of a battery is called ______.
Liquids that conduct electricity are the solutions of ______.
What are anodes and cathodes?
