GOLD PLATING - Practice Mode

1) Which solution is used for stripping of tin plating?

Copper sulphate and H<sub>2</sub>SO<sub>4</sub> Copper nitrate and HNO<sub>3</sub> Copper carbonate and HCL Cyanide and acid

Correct Answer: Copper sulphate and H<sub>2</sub>SO<sub>4</sub>

2) Which is the chemical symbol of silver?

A Ag Al An

Correct Answer: Ag

3) Which is the reason that the silver plating is coated on copper?

It has low resistance It is high resistance It has low weight It has high efficiency

Correct Answer: It has low resistance

4) Which is used as a lining material for silver plating tank?

Rubber lining PVC lining Plastic lining Steel lining

Correct Answer: Rubber lining

5) Which acid, the silver unable to resist?

Sulphuric acid Citric acid Nitric acid Hcl acid

Correct Answer: Nitric acid

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