See image β AITS & Test Series Chemistry Question
Question
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Answer: A
π‘ Solution & Explanation
(1) [Cr(H2O)4Br2]+ο Paramagnetic, d2sp3, show geometrical isomerism (2) [Cu(NH2CH2CH2NH2] (CN)2Cl]2βο Paramagnetic, sp3d2, show Geometrical isomerism (3) [Pt(ox)2]2β ο Diamagnetic, dsp2 (4) [Fe(OH)4]βοParamagnetic, sp3
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