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2002 JAMB What is meant by; (i) anode; (ii) cathode, as used in electrolysis? (b) List…

(a) What is meant by;

(i) anode;

(ii) cathode, as used in electrolysis?

(b) List the ions involved in an electrolytic process with dilute tetraoxosulphate (VI) acid as electrolyte

Explanation

(a)(i) Anode – is positive electrode which attracts negative ions of the electrolyte.

(ii) Cathode – is negative electrode which attracts positive ions of the electrolyte.

(b) Ions present are: H(^+), OH(^{-}) and SO(_4^{-2})