16.
Phase diagram of Sulphur is shown above. Which statement about this diagram is correct ?
A:
The critical point is above 154 C and 10^-3 atm.
B:
There are only two tripple points in this diagram.
C:
Monoclinic sulfur is more dense than rhomic sulfur at any temperature
D:
Monoclinic sulfur forms rhombic sulfur at higher pressure or lower temperature
The answer is:
D