| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| atomic model of calcium | 1.82 | 0.1 | 8966 | 50 | 23 |
| atomic | 1.01 | 0.2 | 7919 | 65 | 6 |
| model | 1.81 | 0.2 | 9601 | 43 | 5 |
| of | 0.13 | 0.4 | 7108 | 21 | 2 |
| calcium | 0.07 | 0.8 | 946 | 13 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| atomic model of calcium | 0.6 | 0.7 | 4746 | 59 |
