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Electroplater
Electroplater Set-1
Chemical cleaning, Maintenance of baths and Plating
53
Chemical cleaning, Maintenance of baths and Plating MCQ with Answers
53)
Which acid is used to remove chromium from copper and its alloys?
Dilute sulphuric acid
Dilute hydrochloric acid
Cadmium cyanide
Sodium cyanide
Answer is:
Dilute hydrochloric acid
Chemical cleaning, Maintenance of baths and Plating MCQ with Answers
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Related Chemical cleaning, Maintenance of baths and Plating MCQ with Answers
Chemical cleaning, Maintenance of baths and Plating MCQ with Answers
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