kayla01192000 kayla01192000

18-01-2016
Chemistry

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Which formula represents a polar molecule?
(1) Br2 (3) CH4
(2) CO2 (4) NH3

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Billymkhoi Billymkhoi

18-01-2016

The formula representing a polar molecule is (4) NH3, for the difference in electronegativity of Nitrogen (N) and Hydrogen (H) is large, and thus it is polar.

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