Advertisements
Advertisements
प्रश्न
Give one word or phrase for the following:
Electrolytic deposition of a superior metal on a baser metal.
Advertisements
उत्तर
Electroplating
APPEARS IN
संबंधित प्रश्न
State one relevant observation for the following:
At the anode when aqueous copper sulphate solution is electrolysed using copper electrodes.
Out of Cu and Ag, which is more active?
State the electrode reaction at the anode during electrolysis of:
Aqueous copper sulphate solution.
Give three applications of electrolysis.
Explain the term:
Electro refining
How is impure copper purified by electrolysis ? Explain.
List out the main applications of electrolysis.
Element X is a metal with valency 2. Element Y is a non-metal with valency 3.
(a) Write equations to show how X and Y form ions.
(b) If Y is diatomic gas, write the equation for the direct combination of X and Y to form a compound.
(c) Write two applications of electrolysis in which anode diminish in mass.
(d) If the compound formed between X and Y is melted and an electric current passed through the molten compound, the element X will be obtained at the _____ and the Y at the ________of the electrolytic cell. (Provide the missing words).
The electrolyte used for electroplating an article with silver is ______.
What ions must be present in a solution used for electroplating a particular metal?
