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Complex Ions

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jogle's version from 2017-02-26 07:28

Section 1

Question Answer
dark red solution: Fe3+[FeSCN]2+
deep blue solution in excess: Cu2+[Cu(NH3)4]2+
White precipitate dissolves: Zn2+[Zn(OH)4]2-
White precipitate dissolves: Pb2+[Pb(OH)4]2-
White precipitate dissolves: Al3+[Al(OH)4]-
white precipitate which dissolves in excess: Zn2+[Zn(NH3)4]2+
memorize

Section 2

Question Answer
deep blue solution in excess: Cu2+[Cu(NH3)4]2+
dark red solution: Fe3+[FeSCN]2+
memorize