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Which of the following is used in electroplating
Options
(a) AgCl
(b) AgNO₃
(c) sodium argentocyanide
(d) none of these
Correct Answer:
sodium argentocyanide
Explanation:
It is used for plating articles of base metals. The article to be plated is made the cathode while the anode consists of pure silver. The electrolyte is the solution of argentocyanide. As the complex ion is very stable the concentration of silver ion in solution is very small at any time. [Ag(CN)₂]⁻ .
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Topics: Electrochemistry and Chemical Kinetics
(87)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The case of adsorption of the hydrated alkali metal ions on an ion-exchange
- Which of the following is the weakest bond
- The lusture of a metal is due to
- When ethanol is subjected to dehydration in presence of H₂SO₄, the
- Dumas method involves the determination of nitrogen content in the organic
Topics: Electrochemistry and Chemical Kinetics (87)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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