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Science-Related Homework Help Chemistry Topic started by: tlairem on Sep 19, 2012



Title: Put the set below in order of ionic bond, polar covalent bond, and a nonpolar covalent bond ?
Post by: tlairem on Sep 19, 2012
Put the set below in order of ionic bond, polar covalent bond, and a nonpolar covalent bond

a. Na--S ,C--H, Br -- Br
b. Br--Br,  C--H, Na--S
c. Na--S, Br--Br  ,C--H
d. K--O,   H--F,   C--H
e. N--O,   O--H,   C--H?


Title: Put the set below in order of ionic bond, polar covalent bond, and a nonpolar covalent bond ?
Post by: Illo_88 on Sep 19, 2012
a) correct as written
b)  Na-S, C-H, Br-Br
c) Na-S, C-H, Br-Br
d) K-O,  H-F, C-H
e)   O-H, N-O, C-H

Look up the Electronegativity values for each atom in the pair; subtract.  Order the pairs from highest difference value to the smallest difference value .