Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Write two physical properties for each one.
a. Diamond
b. Charcoal

Answer 1

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> a. Physical properties of diamond:
It is the hardest naturally occurring substance.
Pure diamond is colourless, transparent, but brittle solid.

b. Physical properties of charcoal:
It is a highly porous and brittle material
It is a bad conductor of heat and electricity.