50 ! a section of the periodic table is shown below: a portion of the first two columns of the periodic table is shown. column one from reads 11 sodium 22.990 and 19 potassium 39.098. column two reads 12 magnesium 24.305 and 20 calcium 40.078. which of the following statements is true? k is more reactive than ca because k has to gain only one electron to complete its outermost shell. k is more reactive than ca because k has to lose only one electron to complete its outermost shell. mg is more reactive than na because mg has to lose only one electron to complete its outermost shell. mg is more reactive than na because mg has to gain only one electron to complete its outermost shell.
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50 ! a section of the periodic table is shown below: a portion of the first two columns of the per...
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