configuration the same as neon (Figure 2.6).Р?The Cl- ion is a chlorine atom that has acquired one extra electron; therefore, it has an electron configuration the same as argon.Р?The Periodic TableР?2.9 With regard to electron configuration, what do all the elements in Group VIIA of the periodic table have mon?Р SolutionР?Each of the elements in Group VIIA has five p electrons.Р?2.10 РTo what group in the periodic table would an element with atomic number 114 belong?Р SolutionР?From the periodic table (Figure 2.6) the element having atomic number 114 would belong to group IVA. According to Figure 2.6, Ds, having an atomic number of 110 lies below Pt in the periodic table and in the right-most column of group VIII. Moving four columns to the right puts element 114 under Pb and in group IVA.
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