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Answers
(i) The passage of an electric current through a conducting solution causes chemical reactions. As a result, bubbles of a gas may be formed on the electrodes. Deposits of metal may be seen on electrodes. Changes of colour of solutions may occur.
(ii) Three uses of electroplating are- 1-Tin cans used for storing food are made by electroplating tin metal on to iron. 2-it is used in bicycle to resist rust or corrosion. 3-it is used in LPG stoves to resist rust.
Answer:
heres ur answer..
(i) The passage of an electric current through a conducting solution causes chemical reactions. As a result, bubbles of a gas may be formed on the electrodes. Deposits of metal may be seen on electrodes. Changes of colour of solutions may occur.
(ii) Three uses of electroplating are- 1-Tin cans used for storing food are made by electroplating tin metal on to iron. 2-it is used in bicycle to resist rust or corrosion. 3-it is used in LPG stoves to ..
hope it helps uh..