| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ionization energy of hydrogen | 0.96 | 0.3 | 7975 | 10 | 29 |
| ionization | 1.17 | 0.9 | 4210 | 50 | 10 |
| energy | 1.88 | 0.2 | 1370 | 61 | 6 |
| of | 1.08 | 0.4 | 2801 | 69 | 2 |
| hydrogen | 0.05 | 0.4 | 9165 | 87 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ionization energy of hydrogen | 0.36 | 0.2 | 9811 | 49 |
| ionization energy of hydrogen atom | 1.57 | 0.2 | 2228 | 47 |
| ionization energy of hydrogen in ev | 1.98 | 0.4 | 1974 | 82 |
| ionization energy of hydrogen in kj/mol | 0.87 | 1 | 6454 | 70 |
| ionization energy of hydrogen formula | 0.83 | 0.9 | 9344 | 89 |
| ionization energy of hydrogen n 2 | 0.66 | 0.7 | 7459 | 66 |
| ionization energy of hydrogen atom is 13.6 ev | 1.33 | 0.1 | 6201 | 3 |
| ionization energy of hydrogen line | 1.06 | 0.7 | 3849 | 70 |
| ionization energy of hydrogen diagram | 0.53 | 0.4 | 5709 | 60 |
| ionization energy of hydrogen in joules | 0.13 | 0.4 | 1319 | 21 |
| ionization energy of hydrogen atom in ev | 1.3 | 1 | 724 | 90 |
| ionization energy of hydrogen atom kj/mol | 0.72 | 0.6 | 6886 | 90 |
| what is the ionization energy of hydrogen | 1.14 | 1 | 2328 | 29 |
| first ionization energy of hydrogen | 1.51 | 0.3 | 2375 | 55 |
| second ionization energy of hydrogen | 1.38 | 0.1 | 1483 | 31 |
| the ionization energy of hydrogen atom is xkj | 1.17 | 0.1 | 4123 | 59 |
| calculate the ionization energy of hydrogen | 0.31 | 0.5 | 5450 | 26 |
| the ionization energy of hydrogen is 13.6 ev | 0.09 | 0.8 | 4795 | 42 |
