Question : The purest form of carbon among the options is
Option 1: Anthracite
Option 2: Lamp black
Option 3: Graphite
Option 4: Wood charcoal
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Correct Answer: Graphite
Solution : The correct option is Graphite.
Graphite is the purest type of carbon, followed by anthracite, charcoal, and lamp black. The lattice structure of carbon atoms in graphite is hexagonal, with strong covalent bonds within the layers and mild van der Waals forces between them.
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Question : Which of the following acts as the best adsorbent?
Option 1: Charcoal
Option 2: Activated charcoal
Option 3: Activated coconut charcoal
Option 4: Carbon black
Question : Which one of the following is a good electrical conductor?
Option 1: Graphite
Option 2: Diamond
Option 3: peat
Option 4: charcoal
Question : The material used in the manufacture of lead pencil is
Option 2: Lead
Option 3: Carbon
Option 4: MIca
Question : Which of the following coals contains ninety per cent carbon?
Option 2: Bitumen
Option 3: Lignite
Option 4: Peat
Question : The purest form of water is
Option 1: Tap water
Option 2: Rain water
Option 3: Ground water
Option 4: Distilled water
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