alleryWhy is magnesium not precipitated along with group V carbonates?
AMgCO3 forms an acetate complex
BMgCO3 stays soluble with NH4+ salts
CMgCO3 is volatile on heating
DMgCO3 is strongly coloured
Answer & Solution
Correct answer: B. MgCO3 stays soluble with NH4+ salts
Ammonium salts lower the carbonate ion concentration, so magnesium carbonate stays dissolved.
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