作者查詢 / ChangJimmy
作者 ChangJimmy 在 PTT [ Chemistry ] 看板的留言(推文), 共39則
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1F推:d的意思是有催化劑有時就不用在高溫反應(反應速率增快)12/28 17:40
2F→:溫度就不用提的那麼高12/28 17:40
3F→:這裡的tending應該是人為因素的傾向,並非反應因素12/28 17:41
4F→:但如果相同溫度下做實驗有沒有催化劑平衡常數是不會變12/28 17:42
5F→:的,催化劑只能加速達到平衡的時間,卻不能改變反應的傾12/28 17:43
6F→:向12/28 17:43
7F推:a的意思是催化劑的加入可以使反應機構變得很簡單,但通12/28 17:49
8F→:常加入催化劑是使一個很慢的反應變成數個很快的反應加12/28 17:50
9F→:在一起變成一個overall reaction12/28 17:50
10F→:反應機構反而會變複雜12/28 17:51
11F→:c的意思是你把regant加在一起,絕對會不只一條反應途徑12/28 17:52
12F→:所以反應得到的產物通常是混和物12/28 17:52
13F→:但是加入催化劑可使某一條路徑的活化能大幅降低12/28 17:53
14F→:反應走這條路徑的機率增加而不會走其他副反應的途徑12/28 17:54
15F→:使反應的選擇性變好12/28 17:54
1F推:Circular dichroism10/22 23:59
27F推:我自己都是放氣完之後用暴力轉下XD03/15 10:57
2F→:= = 原來只是這樣喔02/25 07:05
1F推:第一題定外壓不一定會等於內壓 要看有沒有擴散完全02/15 00:51
2F→:他告訴你末體積了就可以依此計算內壓02/15 00:52
4F→:我想問的是OH會影響Hg2+加入的位向嗎?會不會Hg2+加在02/12 10:02
5F→:三鍵左邊那個碳而OH的LP可穩定Hg2+ 這樣就會變成醛呢?02/12 10:03
6F→:因為之前碰過一些OH影響立體位向選擇的例子@@02/12 10:04
13F→:喔喔 所以是因為OH使原本穩定的二級碳陽離子反而不02/13 00:00
14F→:穩定解釋?02/13 00:01
7F推:畫Newman出來會很清楚02/04 00:00
5F→:如果是看碳陽離子穩定度 那是動控產物喔02/03 00:19
6F→:所以m大 直觀的看產物穩定度就可以了嗎?不用理加成法?02/03 00:26
2F推:水分子大小是一樣的 但可能幾十個(或幾百個)水分子組成08/30 22:56
3F→:一個奈米水粒子 而這個粒子帶電就變成奈米水離子了08/30 22:57
4F→:不過我個人覺得這個廣告成分居多....08/30 22:57
1F推:林榮良的重點?05/02 11:30