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.
(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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