List of yttrium compounds
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 | Reference |
| Yttrium acetate | C6H9O6Y | 266.038 | |
| Yttrium acetylacetonate | Y3 | 388.233 | |
| Yttrium antimonide | YSb | 210.666 | |
| Yttrium arsenate | YAsO4 | 227.828 | |
| Yttrium arsenide | YAs | 163.828 | |
| Yttrium boride | YB25 | 359.181 | |
| Yttrium boride | YB66 | 802.432 | |
| Yttrium bromide | YBr3 | 328.62 | |
| Yttrium chloride | YCl3 | 195.26 | |
| Yttrium fluoride | YF3 | 145.9 | |
| Yttrium formate | Y3 | 223.963 | |
| Yttrium nitride | YN | 102.913 | |
| Yttrium nitrate | Y3 | 274.927 | |
| Yttrium oxalate tetrahydrate | C6O12Y2 | 441.86 | |
| Yttrium orthovanadate | YVO4 | 203.84 | |
| Yttrium oxide | Y2O3 | 225.81 | |
| Yttrium perchlorate | Y3 | 387.265 | |
| Yttrium perchlorate hexahydrate | Y3·6H2O | 495.361 | |
| Yttrium phosphide | YP | 119.88 | |
| Yttrium phosphate | YPO4 | 183.877 | |
| Yttrium sulfate | O12S3Y2 | 465.98 | |
| Yttrium sulfate octahydrate | H16O20S3Y2 | 610.1 | |
| Yttrium sulfide | Y2S3 | 274.01 |