Periodni Sistem
| * | R | R | R | R | – | N | R | N | N | N | N | N | – | – | N | N | N | N | N | N | N | N |
| R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | – | R |
| R | R | R | R | R | R | N | N | N | N | N | N | – | N | N | N | N | R | R | R | N | R | N |
| R | R | R | R | R | N | R | R | R | R | R | R | R | N | R | N | R | R | R | R | – | R | R |
| R | R | R | R | R | N | R | R | R | R | R | R | – | N | N | N | R | R | R | R | – | R | R |
| R | R | R | R | R | N | R | R | R | R | R | – | – | N | – | N | R | R | R | – | – | N | R |
| R | R | R | R | R | N | – | – | – | N | N | N | – | N | N | N | N | N | – | – | N | N | R |
| R | R | R | R | R | N | N | N | N | N | N | – | N | N | – | N | N | – | – | – | N | N | N |
| R | R | R | R | R | N | N | N | R | R | R | R | R | N | – | N | R | R | R | R | R | R | N |
| R | R | R | R | R | N | N | N | N | – | N | – | – | N | N | N | N | – | – | – | N | N | N |
| N | R | R | R | R | N | N | N | – | N | N | – | – | – | – | N | N | – | – | – | N | – | N |
| R | N | R | R | R | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N |
| R | R | R | R | R | N | N | N | R | N | N | N | – | – | – | N | – | – | – | – | N | – | N |