Chapter 2: Atoms, Ions, and the Periodic Table

On the periodic table, a horizontal row is called . a. atomic mass b. family c. a group d. a period . Most metals are good conductors of . a. thermal energy b. electric current c. light energy d. both (a) and (b) One property of most nonmetals is that they are. a. poor conductors of electric current b. shiny ................
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