Fill in the blanks.
Question:

Fill in the blanks.

(i) The object to be electroplated is taken as……….electrode.

(ii)One of the most common applications of chemical effect of electric

current is……….

(iii)Small amount of a mineral salt present naturally in water makes it a………. of electricity.

(iv)Electroplating of………. is done on objects like water taps and

cycle bell to give them a shiny appearance.

Solution:

(i) Negative The object to be electroplated is taken as negative electrode or cathode, so that the free ions get deposited on it.

(ii) Electroplating It is thaprocess of depositing a layer of any desired metal on another material by means of electricity.

(iii) Good conductor Small amount of a mineral salt present naturally in water makes it a salt solution, therefore it becomes good conductor of

electricity.

(iv) Chromlum Because chromium has a shiny appearance, it resists scratches and does not corrode.

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