Asked Dec 23, 2019
  • Separate samples of a solution of an unknown salt are treated with dilute solution of AgNO3, Pb(NO3)2, and BaCl2. A precipitate forms in all three cases. Which of the following anions could be present in the unknown salt solution?
  1. Br0
  2. CO32-
  3. NO3-



Expert Answer

Step 1

Generally CO32- forms insoluble salts except for group I NH4+ ions. The reaction of c...

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