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Which of the following acts as cathode in production of tetra ethyl lead (TEL) by electro chemical process?

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Which of the following acts as cathode in production of tetra ethyl lead (TEL) by electro chemical process?

(a) Lead

(b) Titanium

(c) Stainless steel

(d) Paltinum

The question was asked at a job interview.

Query is from Inorganic Chemical in division Inorganic Chemical Industries of Chemical Technology

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Correct answer is (c) Stainless steel

For explanation: Electrolytic cells in production of tetra ethyl lead (TEL) uses lead as anode and stainless steel as cathode where the electrolyte has Grignard reagent along with suitable solvents.

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