Among the following cations, the number of cations which will give characteristic precipitate in the — JEE Mains Chemistry Past Papers Chemistry Question
Question
Among the following cations, the number of cations which will give characteristic precipitate in their identification tests with K4[Fe(CN)6] is __________ . Cu2+, Fe3+, Ba2+, Ca2+, NH4+, Mg2+, Zn2+
Answer: .
💡 Solution & Explanation
Cu2[Fe(CN)6] (brown), Fe4[Fe(CN)6]3 (blue), K2Ca[Fe(CN)6] (white), K2Zn3[Fe(CN)6]2 (white)
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