Which Are Closer Together: the Two Nuclei Within Potassium Fluoride

question 23

Multiple Choice

Which are closer together: the two nuclei within potassium fluoride, KF, or the two nuclei within molecular fluorine, ?

• A)KF
• C)Both are the same. Any atom bonded to F will have the same inter-nuclear separation.
• D)It makes little sense to compare two molecules which exist in different physical states. KF is a solid while is a gas.

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