In electroplating, the metal to be plated is made the:
A. Electrolyte
B. Salt bridge
C. Anode
D. Cathode
Answer: Option D
Solution (By JKExamLibrary)
The object to be plated is connected to the negative terminal (cathode). Metal ions from the electrolyte are reduced and deposited on the cathode. The anode is usually the plating metal, which dissolves to replenish the electrolyte. For example, in silver plating, the article is the cathode and silver bar is the anode.
Explanation:
Petroleum (crude oil) is a complex mixture of hydrocarbons including alkanes, cycloalkanes, aromatics, and smaller amounts of other compounds containing sulfur, nitrogen, oxygen. It is separated into fractions by fractional distillation.
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