This list of yttrium compounds shows compounds of yttrium. Inclusion criteria: those that have applications, academic significance, single crystal structures or have their own Wikipedia articles.
| Name | Molecular formula | Molecular weight (g/mol) | Reference |
|---|---|---|---|
| Yttrium acetate | C6H9O6Y | 266.038 | [1] [2] |
| Yttrium acetylacetonate | Y(C5H7O2)3 | 388.233 | [3] |
| Yttrium(III) antimonide | YSb | 210.666 | [4] |
| Yttrium arsenate | YAsO4 | 227.828 | [5] |
| Yttrium arsenide | YAs | 163.828 | [6] |
| Yttrium boride | YB25 | 359.181 | [7] |
| Yttrium boride | YB66 | 802.432 | [8] |
| Yttrium bromide | YBr3 | 328.62 | |
| Yttrium chloride | YCl3 | 195.26 | |
| Yttrium fluoride | YF3 | 145.9 | |
| Yttrium formate | Y(HCOO)3 | 223.963 | |
| Yttrium nitride | YN | 102.913 | |
| Yttrium nitrate | Y(NO3)3 | 274.927 | |
| Yttrium oxalate tetrahydrate | C6O12Y2 | 441.86 | [9] |
| Yttrium orthovanadate | YVO4 | 203.84 | |
| Yttrium(III) oxide | Y2O3 | 225.81 | |
| Yttrium(III) perchlorate | Y(ClO4)3 | 387.265 | |
| Yttrium(III) perchlorate hexahydrate | Y(ClO4)3·6H2O | 495.361 | |
| Yttrium phosphide | YP | 119.88 | |
| Yttrium phosphate | YPO4 | 183.877 | |
| Yttrium sulfate | O12S3Y2 | 465.98 | [10] |
| Yttrium sulfate octahydrate | H16O20S3Y2 | 610.1 | [11] |
| Yttrium sulfide | Y2S3 | 274.01 | |
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