Chalcogen, Lanthanoid, H-Pr, Structural properties

• H-O-Pr
• H-O-P-Pr
• H-O-Pr-S
• C-H-O-Pr
• Cl-H-O-Pr
• rare earth
• chalcogen
• lanthanoid
• hydrate
• monoclinic
• hexagonal
• orthorhombic
• triclinic
• tetragonal