Chemistry
Grade-8
Easy
Question
________ is used in electrodes.
- Diamond
- Fullerene
- Graphite
- Charcoal
Hint:
It has layers of graphene.
The correct answer is: Graphite
The correct option is c)Graphite.
Graphite is a good conductor of electricity due to the presence of free electrons, so it is used to make electrodes. One valence electron on each carbon atom remains free, making it a good conductor of electricity.
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