Atomic StructureIsoelectronic Species116Choose the best answerWhich set consists of isoelectronic anions?AN³⁻, O²⁻, F⁻BN²⁻, O⁻, F⁻CN³⁻, O⁻, F⁻DN²⁻, O²⁻, F⁻ Like 0 Discuss 0Share
Atomic StructureElectronic Configuration117Choose the best answerThe ground-state electronic configuration of Cu is:A[Ar] 3d⁹4s²B[Ar] 3d²4s²C[Ar] 3d¹⁰4s¹D[Ar] 3d⁹4s⁰ Like 0 Discuss 0Share
Atomic StructureNuclide Notation118Choose the best answerIn standard nuclide notation, where are the mass number (A) and atomic number (Z) written relative to the element symbol X?AA at upper left and Z at lower leftBZ at upper left and A at lower leftCBoth on the right sideDBoth as superscripts Like 0 Discuss 0Share
Atomic StructureAtomic Nucleus119Choose the best answerThe fundamental particles present in the nucleus of an atom are:Aα-particles and electronsBProtons and neutronsCNeutrons and electronsDProtons, neutrons and electrons Like 0 Discuss 0Share
Atomic StructureNodes in Atomic Orbitals120Choose the best answerA node is a region where the probability of finding an electron is:A50%BLess than 10%CMore than 95%DZero Like 0 Discuss 0Share