作者shadowlin (我是球球的女朋友)
看板Chemistry
標題[化學] 97年中興普化考古題
時間Mon Jun 29 17:46:31 2009
※ [本文轉錄自 TransBioChem 看板]
作者: shadowlin (我是球球的女朋友) 看板: TransBioChem
標題: [化學] 97年中興普化考古題
時間: Mon Jun 29 11:44:41 2009
3.
Whoch of the following pairs in aqueous solution could not produce
precipitate?
(a)Al(NO3)3/Ba(OH)2
(B)Hg(NO3)2/CuSO4
(C)CaCl2/NaSO4
(D)FeSO4/KCL
23.
Which of the following compounds are insoluble in acidic solution than in pure
water?
(a)AgCN
(B)ZnS
(C)AL(OH)3
(DPbI2
27.
Which electron on an atom of copper would have the hightest value of W
in the Boltzmann formula?
(a)3s (b)3d (c)4s (d)4p
31.
consider a bimolecular reaction in the gas phase .Which one of the following
changes in condition will not cause an increase in the rate of the reaction?
(a)add a catalyst
(b)increase the temperature at constant volume
(c)increase the volume at constant temperature
(d)all of the above will increase the rate of reaction
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1F：→ nmns0110:1.ABD 2.D 4.C ? 06/29 21:07
2F：→ shadowlin:第一題我也覺得好像都不會..第二第四題可以教我為什麼? 06/30 06:05
3F：→ nmns0110:1.CaSO4↓ 4.增加體積等於減少濃度, 反應速率會下降吧? 06/30 12:59
4F：→ nmns0110:2.鹽類陰離子如果是弱酸根, 酸性環境下會被質子化, 造成 06/30 13:00
5F：→ nmns0110:該鹽類解離平衡移動 06/30 13:00
6F：→ shadowlin:謝謝你!!!我懂了!!很謝謝你!! 06/30 13:23