Chalcogen, Coplanar triangle 3-vertex, Decomposition

• Ba-Cu-O-Y
• C-H-N-O-S-Zn
• Al-C-Co-H-O
• B-Be-K-O
• N-O-Pd
• decomposition temperature
• chalcogen
• non-disordered
• transitional
• quaternary
• hydrate
• monoclinic
• orthorhombic
• tetragonal
• trigonal
• hexagonal