| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | arrangement of elements in the periodic table | Japan | Japanese chemists have made significant contributions to the study of radioactive elements and their arrangement in the periodic table. | 1 |
| 2 | arrangement of elements in the periodic table | Latin American countries | Latin American countries emphasize the arrangement of elements in the periodic table as a fundamental concept in the study of environmental chemistry and natural resources. | 1 |