1) Most elements in the periodic table belong to which group? a) metals b) nonmetals c) metalloids 2) Metals are most chemically reactive because they.... a) have a full outer shell of electrons b) have 1 electron in their outer shell c) store water in their shells d) are brittle 3) Metalloids are also known as.... a) transition metals  b) alkali metals c) semi-conductors d) nobel gases 4) Which group of elements have 4 electrons in their outer shell? a) Group 1 b) Group 5 c) Group 7 d) Group 4 5) How many periods are found in the periodic table? a) 7 b) 9 c) 18 d) 118 6) How many groups are found in the periodic table? a) 7 b) 9 c) 18 d) 118 7) How many elements are found in the periodic table? a) 7 b) 9 c) 18 d) 118 8) Elements on the left side of the periodic table are... a) metals b) nonmetals c) metalloids 9) Elements on the right side of the periodic table are..... a) metals b) nonmetals c) metalloids 10) Group 18 is also known as the.... a) Alkaline Earth Metals b) transition metals c) metalloids d) noble gases 11) How many electrons does this element contain? a) 12 b) 1 c) 8 d) 118 12) How many valence electrons (outer shell electrons) does this atom have? a) 88 b) 3 c) 5 d) 45 13) What is the atomic number of this atom? a) 12 b) 5 c) 6 d) 58 14) Where are protons located? a) in the electron shells b) in the nucleus c) in the energy levels

Periodic Table

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