作者taigoinwo (還是一隻幼鼠)
看板Chemistry
標題[題目] 氧化還原與鍵結
時間Thu Mar 6 18:46:30 2008
氧化還原
C6H12O2中碳的氧化數？
鍵結
Which compound does not contain both polar covalent and ionic bonds?
(a) NaOH
(b) KC2H3O2
(c) CH3OH
(d) NH4NO3
(e) All of the above contain both polar covalent and ionic bonds.
In a polar bond, electrons:
(a) spend equal time around both nuclei
(b) are localized between both nuclei
(c) spend more time around the bigger nucleus
(d) spend more time around one of the nuclei than the other one
(e) spend more time around the smaller nucleus
If water and carbon dioxide molecules did interact, what major intermolecular
force will exist between these molecules?
(a) Covalent bond
(b) London dispersion
(c) Ion-dipole force
(d) Dipole-dipole force
(e) Hydrogen bonding
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1F：推 ji3g4vul3ck6:2.c 3.d 4.e 1.結構化出來就知道了 03/06 21:24
2F：推 affine:請問第一題碳的氧化數是4嘛 還是0 氧是-2 氫是+1還是-1 03/07 00:24