Analytical ChemistryHard
Question
White precipitate of AgCl turns to greyish or black when :
Options
A.reacts with Na3AsO4
B.exposed to sunlight
C.reacts with K2CrO4
D.reacts with concentrated HCl
2 Ag ↓ (black) + Cl2↑.More Analytical Chemistry Questions
The correct option(s) to distinguish nitrate salts of Mn2+ and Cu2+ taken separately is (are) :-...Intense blue precipitate of Fe4[Fe(CN)6]3 and potassium hydroxide solution when mixed gives :...H2S in the presence of HCl precipitates II group but not IV group because :...Which of the following is/are correct for potassium ferrocyanide ?...Which of the following cation(s) give ppt with KI solution and ppt. is soluble in excess of KI solution :...