| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| oxidation number of s in so4 2- | 1 | 0.9 | 269 | 43 |
| what is the oxidation number of s in so4 2- | 0.25 | 0.8 | 8997 | 77 |
| oxidation number of sulphur in so4 2- | 0.17 | 0.7 | 4663 | 47 |
| kal so4 2 12h2o oxidation number of s | 1.91 | 0.4 | 1903 | 66 |
| oxidation number of co in co en 3 2 so4 3 | 0.99 | 0.5 | 7446 | 17 |
| oxidation number of s in kal so4 2.12h2o | 1.71 | 1 | 6602 | 19 |
| oxidation numbers in so42- | 1.4 | 0.9 | 8889 | 92 |
| what is the oxidation state of so4 | 1.86 | 0.7 | 5561 | 99 |
| oxidation number of oxygen in so4 | 0.61 | 0.3 | 1821 | 35 |
| oxidation number of sulfur in so4 | 1.9 | 0.9 | 4325 | 87 |
| oxidation number of sulphur in so4 | 1.3 | 0.8 | 6517 | 30 |
| oxidation state of each element in so4-2 | 1.51 | 0.1 | 6856 | 33 |
| oxidation number for s in so2 | 1.25 | 0.2 | 7254 | 43 |
| oxidation no of so4 | 1.01 | 0.5 | 1435 | 44 |
| oxidation state of each element in so2-4 | 1.02 | 0.5 | 6964 | 99 |
| oxidation state of so4 | 1.37 | 1 | 3760 | 70 |
