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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
- PVC is polymer of
- Molecular mass of a compound having empirical formula C₂H₅O is 90.
- The shape of benzene is
- Reaction of a carbonyl compound with one of the following reagents involves
- Total number of isomers possible for the molecular formula C₄H₁₀O is
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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