Q2 of 19 Page 149

Answer the following questions

Write the uses of diamond.

Diamond is a crystalline form of carbon. Uses of diamond are the

following:


1. Diamonds are used in making ornaments.


2. Diamonds are used in rock drilling and glass cutting machines.


3. To carry out eye surgery, diamond knives are used.


4. Diamond dust is used for polishing other diamonds.


5. Diamond is used to make windows giving protection from radiation in space and in artificial satellites.


More from this chapter

All 19 →
2

Answer the following questions

Why are carbon and its compounds used as fuels?

 2

Answer the following questions

In which compound forms does carbon occur?

 3

Explain the difference:

A. Diamond and graphite.


B. Crystalline and non-crystalline forms of carbon.

 4

Write scientific reasons

A. Graphite is a conductor of electricity.


B. Graphite is not used in ornaments.


C. Limewater turns milky when CO2 is passed through it.


D. Biogas is an eco-friendly fuel.