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Chemistry 7 Online
OpenStudy (anonymous):

Which of the following would you expect to form an ionic bond when combined? Ba2+ and Mg 2+ Ca2+ and F- Cl- and O2- N and O

OpenStudy (chillout):

We expect an ionic bonding whenever we see two horizontally "very distant" elements forming a bond (Rigorously, we define an ionic bonding when we have a difference of over 1.7 in their electronegativity.). Thus, following this simple rule, Calcium and Fluorine are expected to have an ionic bonding.

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