Atomic StructureAufbau Principle and n + ℓ Rule31Choose the best answerThe subshells 4f, 5d, 6p and 7s all have the same (n + ℓ) value. Which is filled first?A4fB6pC5dD7s Like 0 Discuss 0Share
Atomic StructureMagnetic Quantum Number32Choose the best answerIf ℓ = 3, the possible values of mℓ are:A+1, 0, −1B+2, +1, 0, −1, −2C−3, −2, −1, 0, +1, +2, +3D+1, −1 Like 0 Discuss 0Share
Atomic StructureIsoelectronic Species33Choose 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 StructureElectron Capacity of Subshells34Choose the best answerThe maximum number of electrons that can be accommodated in a subshell with azimuthal quantum number ℓ is:A2n²B2ℓ + 1Cn²D2(2ℓ + 1) Like 0 Discuss 0Share
Atomic StructureValence Electrons in Ions35Choose the best answerIf NA is the Avogadro constant, how many valence electrons are present in 4.2 g N³⁻ ions?A3.2NAB1.6NAC2.4NAD1.2NA Like 0 Discuss 0Share