作者jessti (jessti)
看板Chemistry
标题Re: [问题]请高手解答...
时间Tue Jun 20 22:10:59 2006
※ 引述《sweetcaesar (愿科学与爱情相交)》之铭言：
:: Q.What is the number of unpaired electrons in low-spin [CoBr6]3- ?
:: (Z=27 for Co)
:: (A)0 (B)2 (C)4 (D)5 (E)6
:Co = d7
:7+3 = 10
:even high spin,the answers are both the same
Co3+
4S23d7 - 3 ......d6
low spin ......no unpaired e-
--
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1F：推 sweetcaesar:SORRY 脑残用到+的去了...= = 06/20 22:12