| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| periodic trend atomic size | 0.51 | 0.6 | 5425 | 36 | 26 |
| periodic | 1.01 | 1 | 4625 | 47 | 8 |
| trend | 1.09 | 0.8 | 2694 | 60 | 5 |
| atomic | 1.75 | 0.9 | 4870 | 53 | 6 |
| size | 0.51 | 0.9 | 7323 | 47 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| periodic trend atomic size | 0.23 | 0.6 | 4919 | 80 |
| atomic size trend periodic table | 0.45 | 0.3 | 464 | 68 |
| explain the periodic trend for atomic size | 0.74 | 0.9 | 3201 | 41 |
