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प्रश्न
Name the following:
A crystalline allotrope of carbon built up from a hexagonal unit.
उत्तर
Graphite
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संबंधित प्रश्न
Define the Following Term: Allotropy
Choose the correct alternative
Anthracite is
Name the following:
The purest form of amorphous carbon.
Tick the most appropriate answer.
Which form of carbon is a good conductor of electricity?
a. graphite
b. diamond
c. coke
d. amorphous carbon
FILL IN THE BLANK
Diamond is the ............ form of carbon.
TRUE \ FALSE
Buckyball is a yellow amorphous solid.
Why does diamond sparkle?
State the reasons for use of graphite
(i) as a lubricant for heated machine parts,
(ii) as a lining for crucibles used in manufacture of high grade steel,
(iii) as an electrode in electroplating.
‘Wood charcoal – an amorphous aliotrope of carbon reduces heated metallic oxides to metals.’ Give a balanced equation to support the statement.
Write the salient features of Graphene.
