Ein Element der 4. Periode (Periode-4-Element) steht in der 4. Zeile des Periodensystems (in der Darstellung als Langperiodensystem).
- align="center" bgcolor="#FFFFFF" | Gruppe | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | - align="center" bgcolor="#FFFFFF" | I | II | III | IV | V | VI | VII | VIII | - align="center" bgcolor="#FFFFFF" | Symbol | 19 K | 20 Ca | 21 Sc | 22 Ti | 23 V | 24 Cr | 25 Mn | 26 Fe | 27 Co | 28 Ni | 29 Cu | 30 Zn | 31 Ga | 32 Ge | 33 As | 34 Se | 35 Br | 36 Kr |
- | Alkalimetalle | Erdalkalimetalle | Lanthanoide | Actinoide | Übergangsmetalle | - | sonstige Metalle | Halbmetalle | Nichtmetalle | Halogene | Edelgase |
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عناصر الدورة الرابعة | Elementos del periodu 4 | Elements del període 4 | Period 4 element | Elemento de periodo 4 | Elementos del periodo 4 | Éléments de la période 4 | Elementi del periodo 4 | 第4周期元素 | Periode 4 element | Grundämnen i period 4 | ธาตุคาบ 4 | 4. periyot elementleri | 第4周期元素
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"Periode-4-Element".
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