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C=C Alchini (Acetileni)

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Vibrazioni Molecolari<br />

Energia associata all’assorbimento della radiazione IR è di<br />

8-40 KJ/mole (2-10 Kcal/mole)<br />

Le frequenze in questo intervallo di energia corrispondono<br />

alle frequenze di stretching e di bending dei legami<br />

covalenti con momento dipolare.<br />

Stretching (richiede più energia del bending)<br />

Simmetrico<br />

Asimmetrico<br />

Bending<br />

Scissoring (in-plane bending)<br />

Rocking (in-plane bending)<br />

Wagging (out-of-plane bending)<br />

Twisting (out of plane bending)

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