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12 terms

AP Chem Ion Colors

STUDY
PLAY
Mn 2+
pink
Cr 6+
orange
Cr 3+
dark green
CrO 4-
yellow
Cr2O7 2-
orange
Fe 2+
green
Fe 3+
yellow
Co 2+ in H2O
pink
Co 2+ in acid
blue-purple
Cu2+
blue
Cu 2+ anhydrous
white
Ni 2+
green