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JEE Main Chemistry question

ChemistryChemical Bonding and Molecular StructureJEE Main

How many of the following species are isoelectronic? N_2O, CO_2, CN_2^{2-}, N_3^-, NH_2OH, N_3H

Answer: 5

Solution

Total electron counts: ; ; ; ; ; but $

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Question ID VK-138440