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Hóa học phức chất

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I.3. Phân loại <strong>phức</strong> <strong>chất</strong><br />

I.3.1. Phân loại dựa vào phối tử<br />

- Phức hydrat (aqua): phối tử là các phần tử H 2 O<br />

như [Cu(H 2 O) 4 ] 2+ , [Mn(H 2 O) 6 ] 2+ , [Ni(H 2 O) 6 ] 2+<br />

- Phức hydroxo: phối tử là nhóm OH - như<br />

[Al(OH) 6 ] 3- , [Zn(OH) 4 ] 2-<br />

6 4<br />

- Phức aminat: phối tử là amin<br />

[Co(en) 3 ] 3+ ; [Co(pn) 3 ] 3+<br />

en: H 2 N-CH 2 -CH 2 -NH 2 : etylendiamin<br />

pn: H 3 C-CHNH 2 -CH 2 NH 2 : propylendiamin<br />

- Phức aminacat: phối tử là amoniac NH 3 như:<br />

[Ag(NH 3 ) 2 ] + ; [Co(NH 3 ) 3 ] 3+ ; [Ni(NH 3 ) 6 ] 2+ ….

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