Question

Predict what type of bonging predominates in each of the following.
a. AsCl3 b. LiBr c. CuNi d. SO2 e. XeF6 f. Fe g. MnF2 h. HCN i. Al2O3 j. KCl k. O2 l. Cr

Answer 1

Look up the electronegativities (EN) of the two elements involved and subtract them. The number of 1.9 or so is the 50%-50% point. Generally we call anything over that ionic and anything less than that covalent.

Answer 2

Thank you so much!