| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| iron 3 oxide formula | 0.46 | 0.3 | 1103 | 3 | 20 |
| iron | 0.52 | 0.3 | 7190 | 96 | 4 |
| 3 | 1.46 | 1 | 9582 | 89 | 1 |
| oxide | 1.26 | 0.2 | 3181 | 30 | 5 |
| formula | 1.88 | 0.2 | 2770 | 33 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| iron 3 oxide formula | 1.5 | 0.1 | 7156 | 4 |
| iron 3 oxide chemical formula | 0.37 | 0.6 | 181 | 87 |
| what is the chemical formula for iron 3 oxide | 0.91 | 0.5 | 2607 | 50 |
