NEETChemistryCoordination Compounds
What is used for electroplating articles with silver and gold?
Options
- AA simple metal ion solution
- BA complex solution containing [Ag(CN) 2 ]– and [Au(CN) 2 ]– ions
- CA solution of cupron
- DA solution of EDTA
Correct answer
B. A complex solution containing [Ag(CN) 2 ]– and [Au(CN) 2 ]– ions
Step-by-step solution
Complex solutions containing [Ag(CN) 2 ]– and [Au(CN) 2 ]– ions are used for electroplating articles with silver and gold.