Coplanar triangle 3-vertex, Enthalpy of formation

• C-H-N-O
• C-H-N
• C-Cl-H-N-O
• C-Cu-H-N-O
• C-H-N-Na-O
• chalcogen
• non-disordered
• transitional
• disordered
• monoclinic
• orthorhombic
• hexagonal
• triclinic
• tetragonal