Atomic Structure: JEE Main 2023 Chemistry question

JEE Main 2023 · 1 Feb, Evening shift · Q2148

JEE Main 20231 Feb, Evening shiftChemistryEasyAtomic Structure113× since 2002

Which one of the following sets of ions represents a collection of isoelectronic species? (Given : Atomic Number :

\mathrm{F:9,Cl:17,Na=11,Mg=12,Al=13,K=19,Ca=20,Sc=21}

)

JEE Main 2023 · 1 Feb, Evening shift · Q2148

JEE Main 20231 Feb, Evening shiftChemistryEasyAtomic Structure113× since 2002

Which one of the following sets of ions represents a collection of isoelectronic species? (Given : Atomic Number :

\mathrm{F:9,Cl:17,Na=11,Mg=12,Al=13,K=19,Ca=20,Sc=21}

)

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