ChemistryMedium141×since 2002Q325The number of species from the following that have pyramidal geometry around the central atom is _________ S2O32−,SO42−,SO32−,S2O72−\mathrm{S}_2 \mathrm{O}_3^{2-}, \mathrm{SO}_4^{2-}, \mathrm{SO}_3^{2-}, \mathrm{S}_2 \mathrm{O}_7^{2-}S2O32−,SO42−,SO32−,S2O72−A4B3C2D1Check answerSkip