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Which of the following is true about Hersch cell which is one of the arrangements of a galvanic cell?(a) Cell is spherical in shape(b) Cathode is made of porous material(c) Cathode is placed centrally(d) Cathode is formed by gauze which surrounds the anodeThe question was asked in an interview for job.The above asked question is from Electrochemical Methods for Oxygen Analysis in chapter Industrial Gas Analysers of Analytical Instrumentation

Answer»

The CORRECT answer is (d) CATHODE is FORMED by gauze which surrounds the anode

For explanation: In Hersch CELL, cell is cylindrical in SHAPE. Anode is placed centrally and is made of porous material. Cathode is formed by gauze which surrounds the anode.



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