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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]⁻ .
Related Questions: - If 1 litre of N₂ is mixed with 2 litre of O₂, quantity explaining it is
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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
- If 1 litre of N₂ is mixed with 2 litre of O₂, quantity explaining it is
- Which would exhibit ionisation isomerism
- Which of the following has the highest boiling point
- ‘Metals are usually not found as nitrates in their ores”. Out of the following two
- Hydrolysis of trichloromethane with aqueous KOH gives
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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