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Forum Question BankIn isoelectronic species of Mg²⁺, N₃–, Al³⁺, th…

MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic ChemistryPeriodic PropertiesAtomic radius

In isoelectronic species of Mg²⁺, N₃–, Al³⁺, the order of decreasing ionic radii will be

A.N₃–> Mg²⁺> Al³⁺✓ Correct

B.Mg²⁺> Al³⁺> N₃–

C.Al³⁺> N₃–> Mg²⁺

D.Al³⁺ = Mg²⁺< N₃–

Explanation

3 2 3 N Mg Al For Isoelectronic species size 1 At.No

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