| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| are elements pure substances | 1.37 | 0.2 | 6765 | 36 | 28 |
| are | 1.11 | 0.9 | 7173 | 100 | 3 |
| elements | 0.92 | 0.3 | 9346 | 8 | 8 |
| pure | 0.76 | 0.3 | 5798 | 25 | 4 |
| substances | 1.14 | 0.4 | 5877 | 66 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| are elements pure substances | 0.75 | 0.6 | 1002 | 87 |
| are elements pure substances or mixtures | 1.13 | 1 | 7337 | 69 |
| are all elements pure substances | 1.98 | 0.6 | 2629 | 41 |
| which 2 substances show pure elements | 1.12 | 0.9 | 5283 | 67 |
| why are elements described as pure substances | 1.58 | 0.1 | 4034 | 49 |
| elements and compounds are pure substances | 0.11 | 0.3 | 971 | 64 |
| pure substances elements and compounds | 1.18 | 0.1 | 4703 | 52 |
| only elements are pure substances | 0.21 | 0.3 | 220 | 45 |
| pure substances mixtures compounds elements | 1.71 | 1 | 9587 | 35 |
| are mixtures and elements pure substances | 0.65 | 0.2 | 4395 | 41 |
| are all pure substances are elements | 0.89 | 0.5 | 8865 | 90 |
| elements are pure substances made up of | 0.82 | 0.9 | 8177 | 7 |
| why are elements considered pure substances | 1.69 | 0.6 | 6562 | 89 |
| are elements and compounds pure substances | 0.46 | 0.6 | 8624 | 4 |
