Chemistry
For the electro-refining of copper —
(i) State what the cathode is made up of.
(ii) Write the reaction that takes place at the anode.
Related Questions
Choose the correct answer from the options A, B, C, D given. An electrolyte which completely dissociates into ions is
- Alcohol
- Carbonic acid
- Sucrose
- Sodium hydroxide
Fill in the blank with the correct choice given in the bracket - Electrolysis of aqueous sodium chloride solution will form …………… at the cathode. [hydrogen gas / sodium metal]
Copy and complete the following table which refers to the conversion of ions to neutral particles.
Conversion Ionic equation Oxidation/Reduction Chloride ion to chlorine molecule Lead [II] ion to lead State one observation for the following : Copper sulphate solution is electrolysed using copper electrodes.