1) Factor that affecting the size of atomic radii when going down the group a) Effective nucleus charge b) Shielding effect c) Ionisation energy d) Electronegativity e) Electron affinity f) Nuclear charge 2) The net positive charge felt by outermost electrons a) Effective nucleus charge b) Shielding effect c) Ionisation energy d) Electronegativity e) Electron affinity f) Nuclear charge 3) Mutual repulsion between inner and outer shell electrons a) Effective nucleus charge b) Shielding effect c) Ionisation energy d) Electronegativity e) Electron affinity f) Nuclear charge 4) The relative tendency of an atom to attract bonding electrons to itself in a covalent bond a) Effective nucleus charge b) Shielding effect c) Ionisation energy d) Electronegativity e) Electron affinity f) Nuclear charge 5) The minimum energy required to remove one mole of the outermost electrons from a gaseous atoms or ions in their ground state. a) Effective nucleus charge b) Shielding effect c) Ionisation energy d) Electronegativity e) Electron affinity f) Nuclear charge 6) Atom/ions with the same electronic configurations because the number of electrons are the same. a) Effective nucleus charge b) Shielding effect c) Ionisation energy d) Electronegativity e) Electron affinity f) Isoelectronic species 7) ........... is amphoteric oxide a) Na2O b) MgO c) Al2O3 d) SiO2 e) P4O10 f) Cl2O7 8) Effective nucleus charge of oxygen is..... a) +3 b) +2 c) +1 d) +6 e) +5 f) +4

Periodic Table Quiz

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