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प्रश्न
Choose the correct answer from the option given below:
Which among the following cations will discharge with ease at cathode?
पर्याय
Na+
Au3+
Cu2+
H+
उत्तर
Au3+
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संबंधित प्रश्न
Write down the word or phrase from the bracket that will correctly fill in the blank in the following sentence:
Pure water consists entirely of ________________ (ions/ molecules).
Complete the sentence by choosing correct word given in bracket.
through a liquid or a solution accompanied by a ___________ (Physical / chemical) change.
State your observation for the following electrolytic reaction:
Solid copper sulphate is electrolysed between platinum electrodes.
Fill in the black.
The metal plate through which ____________ leaves from an electrolyte is called ____________ .It has ______________ of electrons.
Fill in the blank :
Hydrogen and metallic ions are ____________ because they ____________ electrons.
Name : A positively charged not metallic ion
Name the gas released at the cathode when acidulated water is electrolyzed.
Write the equations of the reactions which take place at the cathode and anode when acidified water is electrolyzed.
Electrolysis is the passage of ______ through a liquid or a solution accompanied by a ______ change.
Give reason for the following:
Potassium is not extracted by electrolysis of its aqueous salt solution.
