If HCl were added to a solution containing lead(II) ions, sodium ions, nickel(II) ions, and potassium ions, which ions would precipitate? (Select all that apply.)
lead ions
nickel ions
potassium ions
sodium ions
none of them

Question

If HCl were added to a solution containing lead(II) ions, sodium ions, nickel(II) ions, and potassium ions, which ions would precipitate? (Select all that apply.)
lead ions
nickel ions
potassium ions
sodium ions
none of them

anonymous · Answer

1. If a sodium hydroxide solution were added to a solution containing lead(II) ions, sodium ions, nickel(II) ions, and potassium ions, which ion(s) would remain in the supernatant? Select all that apply. a) lead ions b) nickel ions c) potassium ions d) sodium ions e) none of them 2. If HCl were added to a solution containing lead(II) ions, sodium ions, nickel(II) ions, and potassium ions, which ions would precipitate? (Select all that apply.) a) lead ions b) nickel ions c) potassium ions d) sodium ions e) none of them 3. You have a solution suspected to contain copper(II) ions, barium ions, or iron ions. Which of the following solutions might be added to determine which cation is present? a) ammonium nitrate b) potassium sulfate c) sodium acetate d) sodium chloride e) zinc bromide