Predict the correct chemical bonds for the following compounds:
Non-polar covalent (0 - 0.4) Polar covalent (0.41-1.7) and lonic ( greater than 1.7)
The electronegativities values: K = 0.9, F = 4.0, N = 3.0, 0 = 3.5, Ba = 1.0
a) KF
b) F^2
c) NO
d) BaO