Which Group VI cation is confirmed by the formation of a white crystalline precipitate upon the addi — Qualitative and Quantitative Analysis Chemistry Question
Question
Which Group VI cation is confirmed by the formation of a white crystalline precipitate upon the addition of disodium hydrogen phosphate ($Na_2HPO_4$) in the presence of $NH_4OH$ and $NH_4Cl$?
Answer: C
💡 Solution & Explanation
$Mg^{2+}$ forms a white crystalline precipitate of Magnesium ammonium phosphate ($Mg(NH_4)PO_4 \downarrow$).
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