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प्रश्न
Complete the statement by filling the blank with the correct word from the option.
A graphite-clay mixture baked at high temperature is used in making ______.
विकल्प
lubricants
refractory cruscibles
उत्तर
A graphite-clay mixture baked at high temperature is used in making refractory cruscibles.
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संबंधित प्रश्न
Write true or false
Diamond is insoluble in all solvents.
State the term:
Substances whose atoms or molecules are arranged in a definite pattern.
Answer the following question
What are fullerenes? Name the most common fullerenes.
Fill in the blank
.............is formed when charcoal is burnt in a limited supply of air.
Tick the most appropriate answer.
Fuel gases like water gas and producer gas are manufactured from
a. bone charcoal
b. wood charcoal
c. coke
d. none of these
FILL IN THE BLANK
Diamond is the ............ form of carbon.
TRUE \ FALSE
Synthetic diamonds are used for cutting glass and drilling rocks.
TRUE \ FALSE
Buckyball is a yellow amorphous solid.
Explain the difference.
Crystalline and non-crystalline forms of carbon.
Name the following:
An allotrope of carbon used for the manufacture of coke.
