Chemistry

posted by danny123

The chemical bond between which two atoms is most polar?
(1) C–N (3) S–Cl
(2) H–H (4) Si–O

How do you find out?

  1. DrBob222

    Look up the electronegativity of each and subtract. The larger the number the more polar.
    C = about 2.5
    N = about 2.0
    Difference is about 0.5.

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