Question

give one word answer
1. coating of wood base metal with molten tin by thermo planting process.
2. on passing electric current through a dilute salt solution hydrogen and oxygen upon made around electrodes . what name has been given to this process ?
3. name the chemical compound obtained from concentrated solution of common salt through the chemical effect of strong electric current.
4. name the two gadgets which are used in place of a bulb for in identify the flow of week electric current in a circuit.
5. to which electrons the lamp of impure copper is to be attached to obtain pure copper from it .
6. name the electrolyte used in the solution for refining include copper by the chemical effect of electric current .
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Answer 1

Answer:

1. Heat 2.electrolysis 3.Copper sulphate 4.I dont know 5.o the positive terminal of the battery 6.Copper Sulphate solution

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Answer 2

Answer:

1. Electroplating

2. electrolysis

3. copper sulphate

4. A magnetic compass and LED(light emitting diode)

5.negative electrode

6. sulphuric acid