Atomic StructureNumber of Orbitals in a Shell161Choose the best answerThe total number of orbitals in a shell with principal quantum number n is:A2nB2n²Cn²Dn + 1 Like 0 Discuss 0Share
Atomic StructurePauli Exclusion Principle162Choose the best answerThe two electrons in a 1s orbital must differ in:APrincipal quantum numberBAzimuthal quantum numberCMagnetic quantum numberDSpin quantum number Like 0 Discuss 0Share
Atomic StructureQuantum Numbers and Electronic Configuration163Choose the best answerWhich element first contains an electron with quantum numbers n = 3, ℓ = 0, mℓ = 0, mₛ = −½ in its ground state?AMgBNaCNeDF Like 0 Discuss 0Share
Atomic StructureBohr's Quantization of Angular Momentum164Choose the best answerWhich statement represents the main quantization condition of Bohr's model?AElectrons are present inside the nucleusBElectrons can have any angular momentumCElectron angular momentum is an integral multiple of h/2πDElectrons remain completely stationary Like 0 Discuss 0Share
Atomic StructureQuantum Numbers165Choose the best answerThe unpaired electron of lithium, Z = 3, has which orbital quantum numbers?An = 2, ℓ = 0, mℓ = 0Bn = 3, ℓ = 0, mℓ = 0Cn = 2, ℓ = 1, mℓ = +1Dn = 3, ℓ = 1, mℓ = 0 Like 0 Discuss 0Share