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प्रश्न
Choose the correct alternative
The purest form of the amorphous carbon is
पर्याय
wood charcoal
sugar charcoal
bone charcoal
lampblack
उत्तर
sugar charcoal
APPEARS IN
संबंधित प्रश्न
State the term:
Different forms of an element found in the same physical state.
Answer the following question
Why is graphite a good conductor of electricity but not diamond?
Choose the correct alternative
Anthracite is
Write ‘True’ Or ‘False’ Against the Following Statement:
Charcoal is a good adsorbent.
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
.............. is used to make carbon brushes in dynamos.
TRUE \ FALSE
Buckyball is a yellow amorphous solid.
What is the function of activated charcoal ?
State one use of each of the following:
Diamond, Graphite, Coke, Bone charcoal
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.
