1.

Which of the following effects is not produced by the chemical reactions brought about by an electric current ? (a) bubbles of gases on electrodes (b) deposits of metals on electrodes (c) change in colour of solution (d) formation of a precipitate

Answer»

Which of the following effects is not produced by the chemical reactions brought about by an electric current ?
(a) bubbles of gases on electrodes
(b) deposits of metals on electrodes
(c) change in colour of solution
(d) formation of a precipitate



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