Structura atomului demonstrativ
1,792.00 lei
- tabla metalica 60x60cm
- 8 buc. folii straturi electronice
- 2 buc. nucleu
- 20 buc. protoni
- 20 buc. electroni
- 20 buc. neutroni
- toate elementele se fixeaza magnetic
| Greutate | 3.25 kg |
|---|---|
| Dimensiuni | 65 × 65 × 4 cm |
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