Class 8

Chemical Effects of Electric Current question bank (Science)

Practice 42 free Class 8 Science - Chemical Effects of Electric Current questions with answers and step-by-step solutions.

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Q1.

What is the fundamental scientific concept underlying 'Liquids that Conduct Electricity (Electrolytes)' in 'Chemical Effects of Electric Current'?


(A)
Empirical natural phenomena, structures, and processes defined in Liquids that Conduct Electricity (Electrolytes)
(B)
Fictional stories
(C)
Ancient superstitions
(D)
None of these
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Q2.

Which laboratory instrument or tool is commonly used to study 'Liquids that Conduct Electricity (Electrolytes)'?


(A)
A typewriter
(B)
Appropriate apparatus (e.g. microscope, test tube, thermometer, or meter scale for Liquids that Conduct Electricity (Electrolytes))
(C)
A music player
(D)
None
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