Arsenate, Chalcogen, Metalloid, Orthorhombic, Phase transitions

• As-H-N-O
• As-Cu-H-O
• As-H-Mn-O
• As-K-O-Ti
• As-Li-O
• fusion
• temperature for congruent melting
• decomposition temperature
• structural transitions
• temperature for structural transition
• metalloid
• pnictogen
• chalcogen
• arsenate