Water

二氟代氙, Xenon difluoride

间二溴苄, m-Xylylene Dibromide

溴化镱(III)水合物, Ytterbium(III) bromide hydrate

无水氟化镱(III), Ytterbium(III) fluoride

四水合乙酸钇(III), Yttrium(III) acetate tetrahydrate

氯化钇(III),无水, Yttrium(III) chloride

异丙醇钇(III), Yttrium(III) Isopropoxide

氧化钇(III), Yttrium(III) Oxide

三氟甲烷磺酸钇(III)水合物, Yttrium(III) trifluoromethanesulfonate hydrate

沸石 Y, Zeolite Y

沸石 ZSM-5, Zeolite ZSM-5

溴化锌水合物, Zinc bromide hydrate

氯化锌水合物, Zinc chloride hydrate

六氟乙酰丙酮锌二水合物, Zinc hexafluoro-2,4-pentanedionate dihydrate