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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: - Dinitrogen and dioxygen are main constituents of air but these do not react
- Allyl chloride on dehydrochlorination gives
- A certain mass of gas occupies a volume of 300 c.c. at 27⁰C and 620 mm pressure
- which one doesn’t liberate NH₃ when undergoes hydrolysis
- The molar fraction of nitrogen, in a mixture containing 70 grams nitrogen,
Topics: Electrochemistry and Chemical Kinetics
(87)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Dinitrogen and dioxygen are main constituents of air but these do not react
- Allyl chloride on dehydrochlorination gives
- A certain mass of gas occupies a volume of 300 c.c. at 27⁰C and 620 mm pressure
- which one doesn’t liberate NH₃ when undergoes hydrolysis
- The molar fraction of nitrogen, in a mixture containing 70 grams nitrogen,
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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