Atomic StructureQuantum Numbers371Choose the best answerAn electron with quantum numbers n = 4, ℓ = 3, mℓ = 0, mₛ = −½ belongs to:A3sB3pC4dD4f Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Quantum Numbers372Choose the best answerAccording to Pauli’s exclusion principle, two electrons in the same orbital:AHave identical values of all four quantum numbersBDiffer in their spin quantum numbersCPossess parallel spinsDMust belong to different principal shells Like 1 Discuss 0Share
Atomic Structurede Broglie Equation373Choose the best answerThe expression: λ = h/p is known as the:Ade Broglie equationBEinstein photoelectric equationCHeisenberg uncertainty equationDBohr equation Like 0 Discuss 0Share
Atomic StructureMaximum Electrons in a Shell374Choose the best answerWhat is the maximum number of electrons that can occupy the second principal energy level, n = 2?A2B8C18D32 Like 0 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Atomic Structure#Electronic Configuration375Choose the best answerWhich of the following is correct electronic configuration of iron (II) ion (atomic no. of Fe is =26)? (UHS MDCAT 2023)A[Ar] 4s⁰, 3d⁶B[Ar] 4s², 3d⁶C[Ar] 4s², 3d⁴D[Ar] 4s², 3d⁵ Like 2 Discuss 0Share1