Q1. Fill in the blanks.

(a) Most liquids that conduct electricity are solutions of _____________ ,__________and ______________.
(b) The passage of an electric current through a solution causes ______________ effects.
(c) If you pass current through copper sulphate solution, copper gets deposited on the plate connected to the_______ terminal of the battery.
(d) The process of depositing a layer of any desired metal on another material by means of electricity is called_____________ .

Answers (1)

(a) Most liquids that conduct electricity are solutions of acids, bases and salts.
(b) The passage of an electric current through a solution causes chemical effects.
(c) If you pass current through copper sulphate solution, copper gets deposited on the plate connected to the negative terminal of the battery.
(d) The process of depositing a layer of any desired metal on another material by means of electricity is called electroplating .

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