How can you tell if a covalent bond is polar or nonpolar? Covalent bonds that are polar have an unequal sharing of a pair of electrons. This would be determined by an electronegativity difference of the two elements falling between 0.4 and 1.7. Non-polar bonds have less than 0.4 electronegat...
非极性共价键和极性共价键
Polar and Nonpolar Covalent Bonds You can think of atoms forming covalent bonds as kids playing tug-of-war on a playground. Ryan and Eric are playing tug-of-war. If both boys are equally strong, the middle of the rope won't move very much toward either kid. It will stay in the ...
是的 参考资料：http://en.wikipedia.org/wiki/Chemical_polarity
Nonpolar molecules occur when electrons are shared equally between atoms of a diatomic molecule or when polar bonds in a larger molecule cancel each other out. Polar Molecules Polar moleculesoccur when two atoms do not share electrons equally ina covalent bond. Adipoleforms, with part of the mole...
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求翻译:nonpolar and polar covalent bond是什么意思?待解决 悬赏分:1 - 离问题结束还有 nonpolar and polar covalent bond问题补充:匿名 2013-05-23 12:21:38 非极性和极性共价键 匿名 2013-05-23 12:23:18 无极和极性共价键 匿名 2013-05-23 12:24:58 无极和极性共价键 匿名 2013-05-23 ...
Polar_NonPolar极性共价键 Homonuclear&Heteronuclearbonds Ethane(C2H6)Hydrazine(N2H4)Hydrogenperoxide(H2O2)Homonuclearbonds Hetronuclearbonds Polarbonds IONICCOMPOUNDSSaltcrystalsarerepeatingpatternsofpositive+cationsandnegative-anionsheldtogetherbyelectrostaticattraction.COVALENTCOMPOUNDS Biologicalmoleculesarecovalentlybound M...
either it could be completely polar or nonpolar. When there is no disparity between the electronegativities of molecules, the bond will be nonpolar covalent bonds. On the other hand, when the more electronegative atom pulls an electron from the other atom, then polar ionic bonds will be formed...
Polar_NonPolar极性共价键.ppt,* * * * * * * * * * * * * * * * * * * * * * * * * * A POLAR COVALENT BOND occurs when two atoms share electrons unequally. The atom with a high electronegativity value holds the bonding electrons more often, but it doesn’t r