| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| effective nuclear charge calculator | 1 | 0.9 | 8333 | 86 | 35 |
| effective | 0.59 | 1 | 5595 | 59 | 9 |
| nuclear | 0.28 | 0.5 | 5944 | 66 | 7 |
| charge | 1.48 | 0.6 | 9998 | 17 | 6 |
| calculator | 0.61 | 0.1 | 517 | 50 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| effective nuclear charge calculator | 1.35 | 0.9 | 7324 | 49 |
