| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| valence electrons for silicon | 1.17 | 0.6 | 1106 | 18 | 29 |
| valence | 0.61 | 0.4 | 9948 | 87 | 7 |
| electrons | 1.58 | 0.6 | 1152 | 26 | 9 |
| for | 1.28 | 0.5 | 5208 | 64 | 3 |
| silicon | 1.21 | 0.8 | 1304 | 68 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| valence electrons for silicon | 0.96 | 0.9 | 3971 | 38 |
