作者查詢 / kevinufl
作者 kevinufl 在 PTT [ Chemistry ] 看板的留言(推文), 共61則
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2F→:現在高中就有教MO跟結晶場了喔@@?08/05 11:09
1F→:都是平面三角形跟正四面體的角度也會有差@@?07/05 22:23
1F→:是05/11 19:32
4F→:C大是去哪學的普化@@""05/11 11:09
14F→:陳竹亭教授前幾個禮拜上課有提到這件事XD05/11 11:11
1F→:都是高分子,差別就是基團親不親水~硬化是聚合產生了吧~04/20 21:03
2F推:alcohol是化合物分類吧?ex:alkene是分類 含CCdouble bond10/21 04:30
3F推:functional group指的是一個基團,根據這個基團不同10/21 04:34
4F→:而會有不同分類10/21 04:34
7F推:層析原理是利用分析物與靜相和動相的作用而達到分離,10/07 22:20
8F→:改變展開液組成=改變動相組成,作用力改變Rf值也就改變10/07 22:21
6F→:為什麼1.5到0.5會是compress= =06/25 15:09
8F→:陷阱題!!XD06/25 19:26
3F推:溫度是NMR討論的議題之一,影響多大要看化合物結構06/25 13:54
4F→:構型改變、旋轉、元素交換都會因為溫度造成速率不同06/25 13:56
8F推:理論分析(CDCl3) RT:two peak 3(3.5~4.5,s):1(0.5~5.5,s)06/26 15:00
9F→: -40C:two peak 3(3.5~4.5,d):1(0.5~5.5,q)06/26 15:06
10F→:如用D2O當溶劑,OH的peak會變胖,實際shift還是要做實驗06/26 15:07