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Kemijske veze - > - grdelin

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Vrste veza<br />

◮ ionska<br />

• E h ∼ 5-10 eV/at<br />

• Atomi s različitih strana periodnog sustava (NaCl)<br />

◮ kovalentna<br />

• E h ∼ 2-10 eV/at<br />

• Istovrsni atomi<br />

• Usmjerenost i zasičenost<br />

◮ metalna<br />

• E h ∼ 1-5 eV/at<br />

• Metali<br />

◮ Van der Waalsova<br />

• E h ∼ 0.01-0.1 eV/at<br />

• Plemeniti plinovi, molekularni kristali<br />

◮ vodikova<br />

• E h ∼ 0.1-0.5 eV<br />

• Voda, DNA, FH, . . .

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