Can someone (just give me the answers

C: Acetic Acid
D: Iron(II) hydroxide/ferrous hydroxide
E: Formonitrile
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A: (NH4)2SO4
B: CoN
C: CS2
D: Al2(CO3)3
E: Cl2

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c. electrical charges of ionic bonds.

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Ch4 and ph3 are both covalent since they are composed both of non-metals.    ch4 is non- polar because of  london forces and has a geometry of tetrahedral  ph3 , on the other hand, is umbrella shaped polar and has dipole-dipole intermolecular force (imf) . since ph3 is polar, it has a stronger imf