Carbonate, Chalcogen, Organic, Electronic energy gap

• C-H-Na-O
• C-H-K-O
• C-H-Mg-O
• C-Co-H-N-O
• Al-C-H-Na-O-Si
• values of electronic energy gap
• energy gap for indirect transition
• organic
• carbonate
• chalcogen
• hydrate
• monoclinic
• orthorhombic
• triclinic
• hexagonal
• trigonal