Chemistry - Coordination Chemistry Question with Solution | TestHub

ChemistryCoordination ChemistryVBT,CFT(complex compound)Medium2 minQB

ChemistryMediuminteger

Find the number of d-block ions which show colour change when treated with excess $NH_{3}$ solution.

$Zn^{2 +}$ (aq), $Cu^{2 +}$ (aq), $Cd^{2 +}$ (aq), $Ni^{2 +}$ (aq), $Ag^{+}$ (aq)

Answer:

Solution:

Cu²⁺ and Ni²⁺ form colored ammonia complexes. Zn²⁺, Cd²⁺, Ag⁺ form colorless complexes. Thus, 2 ions show color change.

Stream:JEESubject:ChemistryTopic:Coordination ChemistrySubtopic:VBT,CFT(complex compound)

⏱ 2mℹ️ Source: QB

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