sjmc1016 sjmc1016

02-02-2016
Chemistry

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18. which bond is most polar? H--F H--Cl H--Br H--I

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Alligator1 Alligator1

02-02-2016

H--F is the mist polar because there is a bigger difference between the electronegativity numbers of fluorine and hydrogen than with the others. The periodic trend for electronegativity is diagonally with cesium being the lowest and flourine being the highest

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