Quiz on Semi-micro Qualitative Analysis: Group IIIA
Group IIIA Cations Quiz Q1: What is the group reagent used to precipitate Group IIIA cations (Al3+, Cr3+, Fe3+)? Dil. HCl + H₂S NH₄Cl + NH₄OH NaOH + H₂O₂ HNO₃…
Quiz Question on Group IIIB
Cation Precipitation and Confirmatory Tests Quiz Q1: What is the color of the precipitate formed by NiS when H₂S is passed in an ammoniacal medium? White Black Pink Yellow Explanation:…
Quiz on Semi-micro Qualitative Analysis
Group IIB & IIIB Cation Quiz Q1: Why is Cu2+ placed in Group IIB and Ni2+ in Group IIIB in qualitative inorganic analysis? Both precipitate in acidic medium with H₂S…