Chemistry - Coordination Chemistry Question with Solution | TestHub

ChemistryCoordination ChemistryIsomerismHard2 minQB
ChemistryHardsingle choice

Two linkage isomers X and Y of the homoleptic square-planar complex [Pd(SCN)₄]²⁻ exist: X has all four ligands S-bonded and Y has all four N-bonded. Choose the option that identifies the INCORRECT statement(s) among these.

(I) X and Y have the same shape.

(II) Pd has the same oxidation state in X and Y.

(III) Both X and Y have zero spin-only magnetic moment.

(IV) X and Y have different hybridisation at Pd.

Options:

Answer:
D
Solution:

Both isomers are square planar with Pd(II) d⁸, dsp² hybridisation and no unpaired electrons. So I, II and III are correct and only IV is incorrect.

Stream:JEESubject:ChemistryTopic:Coordination ChemistrySubtopic:Isomerism
⏱ 2mℹ️ Source: QB

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