Rhombic sulphur.

Ans. Rhombic sulphur is also known as octahedral or α – sulphur.

1. It is crystalline and its crystals are rhombic or octahedral.
2. It is yellow.
3. It is soluble in carbon disulphide.
4. It is the most stable form of sulphur at temperatures below 94.5⁰C.
5. It is converted into monoclinic sulphur when heater above 94.5⁰C.