Ncert solutions

Ncert solutions

Grade 8

Chemical Effects and Electric Current | Exercise

Question 1

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 _____________ .

Solution:

Fill in the blanks.

(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 terminal of the negative 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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subject-cta

Question 1

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 _____________ .

Solution:

Fill in the blanks.

(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 terminal of the negative battery.

(d) The process of depositing a layer of any desired metal on another material by means of electricity is called electroplating.

Still have questions? Our expert teachers can help you out

Book a free class now

Want to top your science exam ?

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subject-cta
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