Dab tsi yog monodentate ligand hauv chemistry?
Dab tsi yog monodentate ligand hauv chemistry?

Video: Dab tsi yog monodentate ligand hauv chemistry?

Video: Dab tsi yog monodentate ligand hauv chemistry?
Video: Yog ntuj tsis pab ntshe kuv tuag lawm 8/6/2018 2024, Kaum ib hlis
Anonim

Monodentate ligand yog a ligand uas tsuas muaj ib qho atom uas ua haujlwm ncaj qha mus rau lub hauv paus atom hauv ib qho nyuaj. Piv txwv li, ammonia thiab chloride ion yog monodentate ligands tooj liab nyob rau hauv lub complexes [Cu(NH3)6]2+ thiab [CuCl6]2+.

Kuj paub yog, dab tsi yog bidentate ligand hauv chemistry?

CHEMISTRY GLOSSARY Bidentate ligand yog a ligand uas muaj ob "cov hniav" los yog atoms uas ncaj qha mus rau lub hauv paus atom nyob rau hauv ib tug complex. Ib qho piv txwv ntawm a bidentate ligand yog ethylenediamine. Ib qho molecule ntawm ethylenediamine tuaj yeem tsim ob daim ntawv cog lus rau cov hlau ion.

Monodentate Bidentate thiab Ambidentate ligands txhais li cas? A ligand tej zaum yuav muaj ib los yog ntau dua unshared khub ntawm electrons uas yog hu ua tus pub qhov chaw ntawm ligands . Tam sim no, nyob ntawm tus naj npawb ntawm cov chaw pub dawb no, ligands tuaj yeem faib raws li hauv qab no: (a) Tsis pom ligands : Ligands nrog tsuas yog ib qho chaw pub dawb hu ua unidentate ligands . Piv txwv li, Cl - lwm.

Kuj paub yog, dab tsi yog ligand thiab nws hom?

Raws li kev faib tawm no, ligands muab faib ua cov hauv qab no hom - inorganic ligands , tsis muaj organic ligands , anionic organic chiv ligands thiab cationic organic ligands : • Inorganic Ligands : Cov no yog cov ligands uas yog ionic xwm lossis lwm yam inorganic cov ntaub ntawv ntawm cov tshuaj sib txuas.

Hom ligand yog EDTA li cas?

EDTA yog hexadentate ligand , uas txhais tau hais tias nws khi rau rau lub sij hawm. Nws khi ob zaug ntawm nitrogens thiab plaub ntawm oxygens. EDTA yog siv feem ntau raws li ntsev thiab nyob rau hauv ib daim ntawv qhuav. EDTA yog ib tug zoo chelating tus neeg saib xyuas, tso cai rau ntau bindings nyob rau hauv ib tug kev sib koom complex.

Pom zoo: