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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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lexes55 lexes55
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11 years ago
NO2, PCl3, N2, H2O, P4, NH3

a.NO2, P4, and NH3
b.PCl3, N2, and H2O
c.H2O and NH3
d.NO2, PCl3, and H2O
e.NO2, PCl3, H2O, and NH3


I forgot how to tell if a bond is polar or non polar. Does it have something to do with the uneven sharing of electrons? Thanks
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wrote...
#1
11 years ago
A bond is polar if there is uneven sharing of electrons
so one atom can have a stronger "pull" on the electrons
so that would make it slightly more negative than the other
atom
wrote...
#2
11 years ago
You may find this previous answer helpful.

http://answers.yahoo.com/question/index?qid=20090917142814AAUQ1mD
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