The d- and f-Block Elements

NEET Chemistry · Unit 11: d- and f-Block Elements · 3 questions

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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, 3 d…202621 June · Q61
• The lanthanide ion having four unpaired electrons is (Given: Atomic numbers of Ce=58, Nd=60, Tb=65 and Ho=67 )202621 June · Q67
• The green paramagnetic species formed by heating KMnO 4 at 513 K is202621 June · Q85