A 1 mL sample of a 0.1 M solution of a divalent metal ion is pale pink. To it is added 1 mL of conce — Descriptive Chemistry Chemistry Question
Question
A 1 mL sample of a 0.1 M solution of a divalent metal ion is pale pink. To it is added 1 mL of concentrated HCl, which causes a color change to bright blue. What is the metal ion?
A.
Ca2+
B.
Mn2+
C.✓ Correct
Co2+
D.
Cu2+
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