Memory Lewis StructuresVersion en ligne Formal Charges, Resonance structures par Marissa Corr 7- (.5)(2) - 6 =0 18 Bent How many single bonds and how many lone pairs does HCl contain? The molecular geometry of CF4 is zero on all elements, or has the negative charge on the most electronegative atom. Tetrahedral # valence electrons - 1/2(# bonding e's) - (# non-bonding e's) The molecular geometry of SO2 is 3, 1 What is the mathematical process of finding the formal charge of Cl in HCl? 1, 3 The most stable resonance charge has a formal charge that is: Formula for formal charge 1, 2, 8