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...Trends in periodic table name date the modern elements are as group ia considered arranged order of increasing atomic number radius each successive element increases this a b mass is primarily due to an increase c oxidation d valence neutrons nucleus electrons outermost shell unpaired principal energy levels which symbol represents alkaline earth na mg ne ag most active nonmetal f i cl more than two thirds classi ed nonmetals metals metalloids noble gases volume acid required neutralize exactly milliliters ml base could be measured precisely if it were added solution from graduate reaction zn cu erlenmeyer ask ions buret gain lose beaker protons following atoms has smallest particle largest covalent ar li page compared period greatest sodium atom tendency form negative ion magnesium smaller result having lithium carbon larger nuclear charge neon uorine fewer di erence electronegativity between iia and via occurs top bottom on radii va metallic character ionization energies decrease n p...