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MHT CET Chemistry question

ChemistryClassification of Elements and Periodicity in PropertiesMHT CET

ion is isoelectronic with

Answer: (D)

Solution

Gd is 4f (61 electrons) and La is 4f, Eu is 4f and Tb is 4f; ions isoelectronic with Gd

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Question ID VK-074547