As-O, Fusion, Metalloid

• As-H-Mn-O
• As-Cu-H-O
• As-H-Na-O
• As-Ca-H-O
• As-Co-O
• temperature for congruent melting
• chalcogen
• pnictogen
• metalloid
• transitional
• monoclinic
• tetragonal
• orthorhombic
• triclinic
• trigonal