1) Name the following elements: a) Pb b) Cr c) Ni d) Sn e) Al 2) Provide the symbol for the following elements: a) Silver b) Helium c) Mercury d) Potassium e) Magnesium 3) Provide the atomic number for each of the following: a) Bromine b) Sr c) Copper d) Manganese e) Li 4) Provide the number of neutrons for each of the following: a) Au b) Iron c) Co d) Sodium