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Q 3111823720.     (i) State what is observed when copper sulphate solution is electroly3ed using a platinum anode.
(ii) What ions must be present in a solution used for electroplating a particular metal.
(iii) A solution of silver nitrate is a good electrolyte but it is not used for electroplating an article
(iv) Choosing only words from the following list write down the appropriate word to fill in the
blanks below : -
anions, anode, cathode, cations, electrode, electrolyte, nickel, voltameter'.
To electroplate an article with nickel requires an (a) ____ which must be a solution
containing (b) ____ ions. The article to be plated is placed as the (c) ____ of the cell
in which the plating is carried out. The (d) ____ of the cell is made from pure nickel. The
ions which are attracted to the negative electrode and discharged are called (e) __ _
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)