Analytical ChemistryHard
Question
There are four test tubes containing dilute HCl, BaCl2, CdCl2 and KNO3 solutions. Which of the following reagents will help in the identification of BaCl2 ?
Options
A.NaOH
B.K2CrO4
C.AgNO3
D.both (B) and (C)
Solution
Ba2+ + CrO42- → BaCrO4 ↓ (yellow) (ihyk) ; Ag+ + Cl- → AgCl ↓ (white)
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