C-H-N-O, Effective mass, Tetrahedron 4-vertex

• C-H-N-O-P
• C-H-N-O-S
• C-Cl-H-N-O
• C-H-K-N-O
• electrical conductivity
• effective mass of electrons
• pnictogen
• organic
• chalcogen
• hydrate
• monoclinic
• triclinic
• orthorhombic
• cubic
• tetragonal