Question

(I) Shape of [Ni(CN)₄]^2- is square planar

(II) VBT cannot explain ligand field strength

(III) For cis-[Pt(en)₂Cl₂]⁺² isomerism is not exhibited

(IV) [NiC₄]^2- is square planar

Select correct statements:

(1) I, II

(2) III, IV

(3) I, III

(4) II, IV

Answer 1

Correct option is (1) I, II

(I) dsp², sq. planar

(II) True

(III) It is optically active {d- & I-forms}

(IV) sp³, tetrahedral