Medium· The Lanthanides (Electronic Configuration and Classification)· +4 / −1
The pair of lanthanoid ions which are diamagnetic is
The lanthanide ion having four unpaired electrons is (Given : Atomic numbers of Ce = 58, Nd = 60, Tb = 65 and Ho = 67)
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Match List I with List II. List I (Transition metal/compound/complex): A. V_2O_5 , B. Fe, C. PdCl_2 , D. Ni complex List II (Catalytic…
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Although +3 oxidation state is most common in lanthanoids, cerium still shows +4 oxidation state because:
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The calculated 'spin-only' magnetic moment of Ti^2+ ( 3d^2 ) is:
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Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Generally, 3d…
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The green paramagnetic species formed by heating KMnO_4 at 513 K is
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