Question

Answer the following questions-
Q.1. List any three applications of chemical effects of current.
Q.2. Explain why iron is electroplated with (i) chromium (ii) zinc (iii) tin.
Q.3. Ramya wants to electroplate the handle of her metallic spoon with plastic. Can she do so? Explain giving reason.
Q.4. Draw a neat and labelled diagram to show the process of electroplating an iron nail with copper.

Answer 1

Answer:

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Explanation:

i)Electroplating and electrolysis are the applications of chemical effect of electric current.

ii)made from a cheaper metal and electroplated with chromium. ... So, iron cans used for food items are electroplated with tin to prevent spoilage from contact with iron. — Iron used in bridges and automobiles is electroplated with a coating of zinc to protect it from corrosion and formation of rust.

iv)