Multiple ChoiceWhy does ionization energy generally increase as you move from left to right across a period in the periodic table?43views
Multiple ChoiceWhich pairs of elements within a period are exceptions to the general increase in first ionization energy across the period?52views
Multiple ChoiceWhich group in the periodic table is characterized by high ionization energies but very weak electron affinities?47views
Multiple ChoiceWhich of the following elements will have a lower ionization energy than scandium (Sc)?48views
Multiple ChoiceWhy does ionization energy decrease as you go down a group on the periodic table?70views
Multiple ChoiceWhich of the following best explains how ionization energy affects the reactivity of an element?59views
Multiple ChoiceWhy does ionization energy generally increase from left to right across a period on the periodic table?56views
Multiple ChoiceThe third ionization energy of bromine is the energy required for which of the following processes?74views
Multiple ChoiceWhich statement correctly describes the trend in ionization energy within a group of the periodic table?43views
Multiple ChoiceWhich of the following sequences correctly places the elements Na, Mg, Al, and Si in order of increasing ionization energy?42views
Multiple ChoiceWhich of the following best explains why a magnesium atom readily loses two electrons?23views