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?