1) This tells you the number of protons in an element. a) atomic number b) atomic mass c) valence electrons d) row/period e) group/column f) element key 2) This is the total of protons and neutrons combined. a) atomic number b) atomic mass c) row/period d) group/column e) valence electrons f) element key 3) These go across the periodic table (the official name for the "rows") a) atomic number b) atomic mass c) valence electrons d) row/period e) group/column f) element key 4) Elements that are in the same one of these, share properties.  There are 18 of these arranged UP and DOWN.  a) atomic number b) atomic mass c) valence electrons d) row/period e) group/column f) element key 5) This means "to allow electricity or heat to flow through" a) conductivity b) malleability c) ductile d) metalloids 6) This means the substance can be hammered into thin sheets. a) conductivity b) malleability c) ductile d) metalloids 7) This means the substance can be pulled into thin wires. a) conductivity b) malleability c) ductile d) metalloids 8) This group has properties of both metals and nonmetals.  a) conductivity b) malleability c) ductile d) metalloids

Periodic Table Practice Questions

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