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Question
The cathode in outer compartments of Castner-Kellner process is made of:
The cathode in outer compartments of Castner-Kellner process is made of:
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Solution
The correct option is C mercury
The Castner-Kellner process is a method of electrolysis on an aqueous alkali chloride solution (usually sodium chloride solution) to produce the corresponding alkali hydroxide.
In this process, for the manufacturing of caustic soda, mercury cathode and graphite anode is used.
The Castner-Kellner process is a method of electrolysis on an aqueous alkali chloride solution (usually sodium chloride solution) to produce the corresponding alkali hydroxide.
In this process, for the manufacturing of caustic soda, mercury cathode and graphite anode is used.
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