| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| electronegativity difference of nitrogen gas | 0.82 | 0.8 | 3277 | 55 | 44 |
| electronegativity | 1.25 | 0.9 | 4385 | 73 | 17 |
| difference | 0.25 | 1 | 5008 | 18 | 10 |
| of | 0.52 | 0.8 | 2968 | 40 | 2 |
| nitrogen | 0.71 | 1 | 2363 | 2 | 8 |
| gas | 1.8 | 0.9 | 6639 | 65 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| electronegativity difference of nitrogen gas | 0.06 | 0.7 | 2966 | 1 |
