MEDIUM
8th CBSE
IMPORTANT
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Why is it dangerous to touch electrical appliances with wet hands?

Important Questions on Chemical Effects of Electric Current

EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 14 - Chemical Effects of Electric Current>ASSESSMENT ZONE>Q E
Name the particles present in an atom?
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 14 - Chemical Effects of Electric Current>ASSESSMENT ZONE>Q E
Is it safe for the electrician to carry out electrical repairs outdoors during heavy downpour?
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 14 - Chemical Effects of Electric Current>ASSESSMENT ZONE>Q E
List any two metals used for electroplating objects?
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 14 - Chemical Effects of Electric Current>ASSESSMENT ZONE>Q E
Name the gases liberated at the electrodes during electrolysis of water?
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 14 - Chemical Effects of Electric Current>ASSESSMENT ZONE>Q E
Which substances are formed at the electrodes when electrolysis of copper chloride is carried out?
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 14 - Chemical Effects of Electric Current>ASSESSMENT ZONE>Q E
Name a device which glows even when a weak electric current passes through it.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 14 - Chemical Effects of Electric Current>ASSESSMENT ZONE>Q F
Explain the term electrolysis.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 14 - Chemical Effects of Electric Current>ASSESSMENT ZONE>Q F
Define electroplating. Write any two uses of electroplating.