Draw the Lewis structures for SO2, SO32-, and SO42-. Determine the electron pair geometry for each and select the correct answer below.
a) SO2: linear ; SO32-: tetrahedral ; SO42-​: octahedral
b) SO2: tetrahedral ; SO32-: trigonal planar ; SO42-​: octahedral
c) SO2: trigonal planar ; SO32-: tetrahedral ; SO42-: tetrahedral
d) SO2: linear ; SO32-: trigonal planar ; SO42-​: tetrahedral

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