- ytrrium arsenide
- yttrium boride
- yttrium bromide
- yttrium carbide
- ytrrium chloride
- yttrium fluoride
- yttrium phosphide
- yttrium antimonide
- yttrium vanadate
- yttria,
yttrium oxide - yttrium sulfide
- ytterbium(II) bromide
- ytterbium(III) bromide
- ytterbium(II)chloride
- ytterbium(III) chloride
- ytterbium(III) chloride hexahydrate
- ytterbium(II) fluoride
- ytterbium(III) fluoride
- ytterbium(II) iodide
- ytterbium(III) iodide
- ytterbium(II) selenide
- ytterbium(II) silicide
- ytterbium(III) oxide
- ytterbium(III) sulfide
- ytterbium(III) selenide
- ytterbium(II) telluride