Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
periodic table helium atomic number | 0.74 | 1 | 3617 | 33 |
helium on periodic table | 0.89 | 0.7 | 5445 | 69 |
what is the helium atomic number | 0.64 | 0.7 | 6269 | 95 |
periodic table symbol for helium | 1.68 | 0.7 | 8139 | 96 |
helium symbol periodic table | 0.68 | 0.9 | 4113 | 19 |
where is helium on the periodic table | 1.86 | 0.9 | 7835 | 32 |
what is helium on the periodic table | 1.2 | 0.3 | 2302 | 58 |