Q7.a) Describe the effect of electric current on chemical reactions?
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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.
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1
Answer:
When an electric current flows through a conducting solution, chemical reactions take place in the solution. This is called the chemical effect of electric current. Some of the chemical effects of electric current are as follows :
a. Gas Bubbles are formed at electrodes
b. Metals are deposited on electrodes
c. Change of colour of the solution
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