Analytical ChemistryHard
Question
Mg is not precipitated in V group because :
Options
A.MgCO3 is soluble in water.
B.Ksp of MgCO3 is high.
C.MgCO3 is soluble in NH4OH.
D.None.
Solution
As the concentration of CO32- ions provided by (NH4)2CO3 in presence of NH4Cl and ammonia is not just sufficient to precipitate the Mg as MgCO3 because of its high KSP value.
Create a free account to view solution
View Solution FreeMore Analytical Chemistry Questions
The carbonate of which of the following cation is soluble in water ?...Which of the following will not give positive chromyl chloride test ?...Hg2I2↓ (green) productsWhich of the following statement is correct with respect to the products ?...Intense blue precipitate of Fe4[Fe(CN)6]3 and potassium hydroxide solution when mixed gives :...CoS (black) obtained in group IV of salt analysis is dissolved in aqua regia and is treated with an excess of NaHCO3 and...