Chalcogen, Non-disordered, Monoclinic, Phases

• C-H-N-O
• O-V
• Fe-O
• H-N-O-S
• Ga-Se-Tl
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• decomposition
• non-disordered
• chalcogen
• transitional
• quaternary