What is a polyatomic ion? What is an example? Chemistry Ionic Bonds Polyatomic Ions 1 Answer anor277 Jan 5, 2018 #NO_3^-#, #SO_4^(2-)#, #HPO_4^(2-)#, #Cr_2O_7^(2-)....# Explanation: ...#O_2^(2-)#, #ClO_4^(-)#, #ClO_3^-#, #MnO_4^(-)#, #I_3^-#....all of these species are polyatomic ions that can form salts with counterions..... Answer link Related questions How do you draw the lewis structure for polyatomic ions? The number of protons are not suppose to be equal to the number of electrons? How come we are... How do you calculate the total number of protons and electrons in a polyatomic Ion. Do you have... Question #e03c2 Question #9759d Question #79430 Question #79c1f Question #79c23 Question #14e7a Question #600e6 See all questions in Polyatomic Ions Impact of this question 1585 views around the world You can reuse this answer Creative Commons License