Periodic Table: Families and Periods Crossword Puzzle

QUESTIONS LIST: krypton : the largest element in the fourth period, helium : the largest element in the first period, halogen : the family of reactive nonmetals with seven valence electrons, valence : all members of a family have the same number of what type of electron?, alkali metals : the first element in the fourth period is in which family?, electrons : the number of what in the outer shell determines the characteristic of elements in families, eight : noble gases have how many valence electrons?, element family : a set of elements sharing common properties represented by the vertical columns, nine : number of families on the periodic table, rubidium : the smallest element in period 5, noble gases : a family of nonreactive nonmetals, period : the horizontal rows of elements on the periodic table, zinc : the largest transition metal in the fourth period, transition metals : the largest family on the periodic table, two : the number of valence electrons for the second element in the second period, increases : in each period, the atomic number does what?, argon : the name of the noble gas element in period 3, lead : the element in the sixth period with four valence electrons, seven : the number of periods in the periodic table, six : how many elements are in the alkaline earth metal family?