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- Write the reducible representation for all molecular motions of triangular H3.Which of the following molecules and ions has (a) a center of inversion, (b) an S4 axis: (i) CO2, (ii) C2H2, (iii) BF3, (iv) SO42-? You must explain your answer in each.7-Decrease the group in Trans-AB4C2 molecule with changing one atom and determine the group symmetry before and after the changing.
- Which ONE of the following symmetry operations is NOT observed in the CO2 molecule? a. Improper rotation b. Proper rotation c.Reflection d.InversionDescribe the [3,3] sigmatographic rearrangement as a simmetry of the orbital.Draw the open structures of the following molecules and examine whether they have an inversion center (i) and a rotation-reflection process (Sn).a) CO2 b) C2H2 c) BF3 d) PCl3 e) PCl5