Chemistry - GENERAL CHEMISTRY Question with Solution | TestHub

ChemistryGENERAL CHEMISTRYElectronic ConfigurationMedium2 minQB

ChemistryMediumsingle choice

$A M^{+ 2}$ ion derived from a metal in the first transition metal series has four electrons in 3d subshell. What element may M be ?

Answer:

Solution:

First transition series: Sc → Zn.

M²⁺ has 4 electrons in 3d → Cr²⁺: [Ar] 3d⁴.

Stream:JEESubject:ChemistryTopic:GENERAL CHEMISTRYSubtopic:Electronic Configuration

⏱ 2mℹ️ Source: QB

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