Chemistry - GENERAL CHEMISTRY Question with Solution | TestHub
ChemistryGENERAL CHEMISTRYElectronic ConfigurationMedium2 minQB
ChemistryMediuminteger
Find number of exchanges possible in subshell.
Fill your answer as sum of digits till you get the single digit answer.
Answer:
3
Solution:
For half-filled subshell, exchanges = n(n–1)/2.
For 4f⁷ → 7(6)/2 = 21 exchanges → digit sum = 2+1 = 3
Stream:JEESubject:ChemistryTopic:GENERAL CHEMISTRYSubtopic:Electronic Configuration
⏱ 2mℹ️ Source: QB
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