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प्रश्न
Name the electrode at which reduction occurs.
उत्तर
The electrode is the cathode.
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संबंधित प्रश्न
Define the following term:
Cation
What is the difference between:
A cation and an anion
Name an inert electrode.
Name a positively charged non-metallic ion.
During electrolysis of an aqueous solution of sulphuric acid between platinum electrodes, two types of anions migrate towards the anode but only one of them is discharged:
- Name the two anions.
- Name the main product of the discharge of anion at the anode and write the anode reaction.
- Name the product at the cathode and write the reaction.
- Do you notice any change in colour. State why?
- Why this electrolysis, is considered as an example of catalysis?
Define the following term:
anion
Name an active electrode.
Explain why solid sodium chloride does not allow electricity to pass through?
When a molten ionic compound is electrolysed, the metal is always formed at ______ and the non-metal is formed at ______.
An aqueous solution of copper sulphate turns colourless on electrolysis.
Which of the following could be the electrodes?
P. anode: copper; cathode: copper
Q. anode: platinum; cathode: copper
R. anode: copper; cathode: platinum
