The Chemical polarity reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Chemical polarity

Chemical polarity refers how polar a chemical bond is. To find the polarity, take the difference in the electronegativity. If the result is below 1.8 and above 0.3, the bond is polar. Ionic bonds are considered to be extremely polar. Example: Water (H2O).

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