| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| nitrogen | 0.53 | 0.5 | 1189 | 75 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| nitrogen | 0.05 | 1 | 5700 | 79 |
| nitrogen cycle | 1.54 | 0.4 | 9996 | 70 |
| nitrogen dioxide | 1.15 | 0.7 | 3180 | 25 |
| nitrogen gas | 1.82 | 0.5 | 7779 | 37 |
| nitrogen fixation | 1.36 | 1 | 1590 | 66 |
| nitrogen oxide | 1.66 | 0.1 | 4369 | 77 |
| nitrogen hypoxia | 1.95 | 0.8 | 49 | 81 |
| nitrogen monoxide | 1.38 | 0.3 | 1841 | 62 |
| nitrogen symbol | 0.68 | 0.9 | 5368 | 92 |
| nitrogen fertilizer | 0.99 | 0.3 | 3240 | 87 |
| nitrogenous base | 0.34 | 0.1 | 7100 | 9 |
| nitrogen tank | 0.56 | 0.4 | 861 | 67 |
| nitrogen generator | 1.04 | 0.7 | 2213 | 76 |
| nitrogen monoxide formula | 0.5 | 0.6 | 7173 | 100 |
| nitrogen valence electrons | 0.14 | 0.3 | 7568 | 92 |
| nitrogen atomic number | 1.66 | 0.5 | 8837 | 63 |
| nitrogen regulator | 1.8 | 0.6 | 2879 | 31 |
| nitrogen cycle diagram | 1.93 | 1 | 2591 | 70 |
| nitrogen trifluoride | 0.59 | 0.7 | 6484 | 19 |
| nitrogenase | 1.42 | 0.2 | 4418 | 48 |
| nitrogen-fixing bacteria | 1.38 | 0.9 | 6266 | 45 |
| nitrogen heat capacity | 1.64 | 0.6 | 2894 | 91 |
| nitrogen narcosis symptoms | 1 | 0.7 | 5500 | 57 |
| nitrogen calibration gas | 1.36 | 0.9 | 7275 | 46 |
| nitrogen cycle animation | 1.32 | 0.4 | 7102 | 64 |
