[Cr(OH)(en)4(H2O)Cl2]SO4的化学名是什么

2025-03-29 20:08:15
推荐回答(2个)
回答1:

硫酸一氢氧根·一乙二胺·四水·二氯合铬(II)

回答2:

铬一般是六配位,OH 、H2O、Cl为单齿配体,en(乙二胺)为双齿配体
[Cr(OH)(en)4(H2O)Cl2]SO4有错误
我把它改成[Cr(OH)(en)2(H2O)Cl2]SO4
硫酸羟基·二氯·二(乙二胺)·水合铬(II)

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以下内容希望对你有帮助
配位化合物的命名(The Nomenclature of Coordination Compounds)
1.从总体上命名
(1) 某化某:外界是简单阴离子,[Cr(H2O)4Cl2]Cl,氯化二氯•四水合铬(Ⅲ)
(2) 某酸某:
a.外界是含酸根离子:[Co(NH3)5Br]SO4:硫酸溴•五氨合钴(Ⅲ)
b.内界是配阴离子:K3[Fe(CN)6]:六氰合铁(Ⅲ)酸钾
 2.内界的命名
(1) 内界的命名顺序:配体名称 + 合 + 中心体名称 + (用罗马数字表示的中心体氧化数)
例如:[PtCl2(NH3)(C2H4)]:二氯•氨•(乙烯)合铂(Ⅱ)
(2) 配体的命名顺序:
a.先无机配体后有机配体,有机配体名称一般加括号,以避免混淆;
b.先命名阴离子配体,再命名中性分子配体;
c.对于都是中性分子(或阴离子),先命名配体中配位原子排在英文字母顺序前面的配体,例如NH3和H2O,应先命名NH3;
d.若配位原子数相同,则先命名原子数少的配体。例如:NH3、NH2OH,先命名NH3。
(3) 配体的名称
a.英文的数字前缀
mono(一) di(二) tri(三) tetra(四) penta(五)
hexa(六) hepta(七) octa(八) nona(九) deca(十)
b.M←SCN 硫氰酸根 (SCN) thiocyano
   M←NCS 异硫氰酸根 (NCS) isothiocyano
M←NO2 硝基 (NO2) nitro    来自HO - NO2
M←ONO 亚硝酸根 (ONO) nitrito 来自H - ONO
NO 亚硝酰基 nitrosyl CO 羰基 carbonyl
M←CN 氰根 cyano M ←NC 异氰根 isocyano

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