The crystal field-splitting order for cation in an octahedral field for ligands , ,

CHEMISTRY · Single correct · CBSE · Chemistry · Coordination Compounds · Coordination Compounds

Problem

The crystal field-splitting order for Cr3+\text{Cr}^{3+} cation in an octahedral field for ligands CH3COO−\text{CH}_3\text{COO}^-, NH3\text{NH}_3, H2O\text{H}_2\text{O}, CN−\text{CN}^- is: (1) CH3COO−<H2O<NH3<CN−\text{CH}_3\text{COO}^- < \text{H}_2\text{O} < \text{NH}_3 < \text{CN}^- (2) CH3COO−<NH3<H2O<CN−\text{CH}_3\text{COO}^- < \text{NH}_3 < \text{H}_2\text{O} < \text{CN}^- (3) H2O<CH3COO−<NH3<CN−\text{H}_2\text{O} < \text{CH}_3\text{COO}^- < \text{NH}_3 < \text{CN}^- (4) NH3<CH3COO−<H2O<CN−\text{NH}_3 < \text{CH}_3\text{COO}^- < \text{H}_2\text{O} < \text{CN}^-

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