coordinate bond
英漢例句
- It is shown that the ion La~(+3)is conn? eted with an oxygen atom in sulfadiazine group in a form of coordinate bond while a covalence bond is formed between the ion La~(+3) and a nitrogen atom located on pyrinidine cycle.
分析表明;稀土離子La~(3+)與磺酰胺基中氧原子形成了配位鍵;同時又與嘧啶環(huán)上的氮原子形成了共價鍵. - The chemical circumstance of adhesion elements in the adhesion area between metals and MAH-g-PE was investigated with XPS. It is showed that coordinate bond really exist in the adhesion area.
以聚乙烯和馬來酸酐的接枝物作為膠粘劑對金屬進行粘接，利用XPS（X射線光電子能譜）對其粘接界面元素的化學狀態(tài)進行研究。結(jié)果證明在粘接界面上有配位鍵生成 - A chemical compound in the form of a heterocyclic ring,containing a metal ion attached by coordinate bonds to at least two nonmetal ions.
螯合物雜環(huán)化學復(fù)合物，由一個金屬離子與兩個或兩個以上非金屬離子構(gòu)成配位鍵。 - A chemical compound in the form of a heterocyclic ring, containing a metal ion attached by coordinate bonds to at least two nonmetal ions.
螯合物雜環(huán)化學復(fù)合物，由一個金屬離子與兩個或兩個以上非金屬離子構(gòu)成配位鍵 - It was found that retarding admixtures belonged to the category of coordination compounds,its chemical nature was attributed to coordination bond.
配位學說和立體化學有關(guān)理論,分析研究了無機、有機緩凝外加劑的分子結(jié)構(gòu)和特征,發(fā)現(xiàn)緩凝外加劑都是配位化合物,化學本質(zhì)是配位鍵。