| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| fluoride ion size | 0.42 | 1 | 8722 | 80 | 17 |
| fluoride | 1.6 | 0.2 | 7095 | 28 | 8 |
| ion | 1.1 | 0.5 | 6009 | 52 | 3 |
| size | 0.09 | 1 | 8194 | 3 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| fluoride ion size | 1.61 | 0.8 | 5091 | 20 |
| fluoride ion selective electrode | 0.79 | 0.9 | 8500 | 8 |
| fluoride ion selective electrode diagram | 0.22 | 0.1 | 5176 | 66 |
| fluoride ion selective electrode principle | 1.09 | 0.4 | 2826 | 66 |
| fluoride ion selective electrode interference | 0.3 | 0.3 | 5934 | 64 |
| fluoride ionic charge | 1.06 | 0.6 | 9337 | 67 |
| fluoride ion symbol | 1.05 | 0.3 | 2534 | 72 |
| fluoride ionization energy | 0.75 | 0.1 | 1595 | 88 |
| fluoride ionic formula | 0.87 | 0.3 | 4468 | 58 |
| fluoride ion structure | 1.26 | 0.9 | 5262 | 27 |
| fluoride ion symbol and charge | 1.92 | 1 | 367 | 17 |
