Question

Write three differences between graphite and diamond. 

Answer 1

Difference between diamond and graphite.

Diamond

1. Pure diamond is colourless and transparent.
2. It is the hardest naturally occurring substance.
3. It has high density i.e. 3.5 g/cm³
4. It is bad conduct of electricity.
5. It bums in air at 900°C to form carbon dioxide.

Graphite

1. Graphite is greyish black opaque and shiny.
2. It is soft and greasy to touch.
3. It has low density i.e. 2.39 g / cm³
4. It is good conductor of electricity.
5. It bums in air at 700° C to form carbon dioxide.