MDCAT Chemistry Past Paper 2023#Atomic Structure#Isoelectronic Species1Choose the best answerWhich of the following is different in Na⁺ (Z = 11), Mg²⁺ (Z = 12) and Al³⁺ (Z = 13)? (MDCAT 2023)ANumber of shellsBNumber of electronsCElectronic configurationDNumber of protons Like 0 Discuss 0Share
Atomic StructureIsoelectronic Species2Choose the best answerAmong the following, isoelectronic species are:ACO₂, NO₂BNO₂⁻, CO₂CCN⁻, CODSO₂, CO₂ Like 0 Discuss 0Share
Atomic StructureIsoelectronic Species3Choose the best answerWhich among the following are isoelectronic species?ANa⁺, K⁺, Ca²⁺, Mg²⁺BCa²⁺, Mg²⁺, S²⁻, K⁺CCa²⁺, Ar, S²⁻, K⁺DNone of the above Like 0 Discuss 0Share
Atomic StructureIsoelectronic Species4Choose the best answerWhich set consists of isoelectronic species?ACO, CN⁻, NO⁺, C₂²⁻BCO⁻, CN, NO, C₂⁻CCO⁺, CN⁺, NO⁻, C₂DCO, CN, NO, C₂ Like 0 Discuss 0Share
Atomic StructureIsoelectronic Species5Choose the best answerWhich pair is NOT isoelectronic?AMn²⁺ and Fe³⁺BFe²⁺ and Mn²⁺CO²⁻ and F⁻DNa⁺ and Mg²⁺ Like 0 Discuss 0Share