| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| atomic number for oxygen 18 | 1.09 | 1 | 812 | 96 |
| atomic number for oxygen 17 | 1.93 | 1 | 2143 | 39 |
| atomic number for oxygen | 1.67 | 0.6 | 4016 | 41 |
| what is the oxygen atomic number | 1.23 | 0.3 | 8984 | 59 |
| what's the atomic number of oxygen | 0.84 | 0.5 | 7249 | 6 |
| atomic number of oxygen atom | 1.4 | 0.7 | 2058 | 32 |
| atomic num of oxygen | 1.45 | 0.2 | 54 | 21 |
| oxygen o2 number of oxygen atoms | 1.87 | 1 | 8298 | 78 |
| atomic number of o2 | 0.07 | 0.3 | 5761 | 60 |
| oxygen element atomic number | 1.63 | 0.1 | 2907 | 26 |
| how many oxygen atoms are in 2o2 | 0.1 | 0.6 | 5143 | 44 |
| oxygen 18 mass number | 0.38 | 1 | 8573 | 8 |
| oxygen atomic number 8 | 1.15 | 0.9 | 6627 | 42 |
| what is the atomic number for oxygen-17 | 1.57 | 1 | 126 | 3 |
| what is the atomic mass of oxygen-18 | 1.65 | 0.7 | 1673 | 97 |
| atomic weight of oxygen-18 | 1.25 | 0.3 | 6118 | 32 |
| what is the mass number of oxygen-18 | 1.16 | 0.8 | 2584 | 57 |
| atomic symbol for oxygen-17 | 0.44 | 1 | 4908 | 90 |
| atomic mass of oxygen 17 | 0.66 | 0.3 | 5174 | 85 |
| oxygen 17 mass number | 0.15 | 0.6 | 6447 | 71 |
| number of electrons in oxygen 17 | 0.62 | 0.6 | 8049 | 33 |
| oxygen 16 atomic number | 1.77 | 0.5 | 9474 | 68 |
