![]() In your data table, assign the proper element name to each of the unknowns. ![]() Once the known elements are in place, inspect the properties of the unknowns to see where their properties would best “fit” the trends of the elements of each group.Ĥ. Arrange the cards of the known elements in a crude representation of the periodic table.ģ. Inspect the properties of the known elements.Ģ. You have been provided with enough information to determine each of the unknown elements.ġ. Q You may not use your textbook or other reference materials. The relevant radioactive elements include Fr, Ra, At, and Rn. Q No radioactive elements are used during this experiment. Q None of the known elements serve as one of the nine unknown elements. Each group listed below contains at least one unknown. Q The unknown elements are from the following groups in the periodic table. Use your knowledge of the periodic table to determine the identity of each of the nine unknown elements in this activity.
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