3. Chemical Reactions

Which of the following is the correct formula and charge for the sulfate ion?

Why might arsenic be able to substitute for phosphorus in polyatomic ions?

What is the name of the polyatomic ion with the formula PO_4^{3-}?

Which of the following is the correct formula for the hydrogen phosphate ion?

Which of the following best describes the meaning of the '-ite' ending in the names of polyatomic ions?

Which of the following polyatomic ions has a 3- ionic charge?

Which of the following is the conjugate base of the dihydrogen phosphate ion, H2PO4-?

Which of the following polyatomic ions has an overall charge of -2?

Which of the following is the correct chemical formula for the acetate polyatomic ion?

Which of the following is classified as a polyatomic cation?

Which of the following ions is an oxyanion?

Which of the following is the correct chemical formula for the iodate ion?

What is the name of the polyatomic ion with the formula NO_2^-?

Which of the following is the correct chemical formula for the nitrite ion?

When polyatomic ions dissolve in water, do they dissociate into their constituent atoms?