Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
periodic table of elements history timeline | 1.13 | 0.5 | 9913 | 80 |
periodic table of elements history time | 0.73 | 0.7 | 9373 | 69 |
history of the periodic table | 1.01 | 0.1 | 2502 | 36 |
the history of the periodic table timeline | 0.9 | 1 | 3179 | 69 |
timeline of periodic table | 1.74 | 0.7 | 3157 | 7 |
timeline of the development of periodic table | 1.7 | 0.7 | 360 | 67 |
periodic table of history | 0.24 | 0.2 | 1161 | 13 |
periodic table timeline 1 | 0.59 | 0.9 | 5043 | 53 |
periodic table timeline his | 0.86 | 0.5 | 7258 | 9 |