3 What color are the following elements or ions in aqueous s

3) What color are the following elements or ions in aqueous solution? You may need to refer back to lab 7. Na (aa) Cat() CO3 (9) Na(s) Cas) CI (ag) 2+ 2- 2+ 2+ Ba (aq) 2- K+ (aq) Fe3+ (ag) OH (a) Feo) H20a 123 OL Chem Reactions evised Fall 2012

Solution

Na⁺ and Na = colorless

Ca²⁺ and Ca = Colorless

CO₃^2- and Cl^- = colorless

Ba²⁺ and Pb²⁺ = color less

K⁺ = color less

CrO₄^2- = Yellow

Fe³⁺ = reddish brown

Fe = brown

OH^- and H₂O = color less