what is the advantage of using Hg in the preparation of NaOH in Castner-Kellner cell?
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It is an electrolytic cell used industrially for the production of sodium hydroxide. The usually iron cell is filled with brine (sodium chloride solution) and employs liquid mercury as the cathode.
kash16112000:
bt y mercury is used thats d question
whts d advantage of using that
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