William Nicholson had shown that if electrodes were immersed in water and a current was passed, bubbles of gas were formed at the electrodes.
(i) Name the element used to make these electrodes
(ii)Which gas is liberated at the cathode?
(ii)Name any solution which does not conduct an electric current?
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Answer:
William Nicholson showed that if electrodes are immersed in water and a current was passed, bubbles of oxygen and hydrogen were produced.
Explanation:
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