1. Al

2. Aluminum 13 26.982 Aluminum Al

3. Aluminum 13 26.982 Aluminum Al Atomic # Atomic Symbol Atomic Mass # of protons # of electrons # of neutrons State of matter at Room Temp. 13 Al 26.982 13 13 26.982 rounds to 27. 27 – 13 = 14 Solid

4. Aluminum 13 26.982 Aluminum Al Loses 3 electrons to be like the noble gas Neon. The ion is Al3+

5. Aluminum 13 26.982 Aluminum Al • The lightest metal readily available. • 3rd most common element in the earth’s crust. • Typically not found free in nature but in compounds such as Al2O3 • Very useful in manufacturing since it is light, non-reactive, and easily shaped.

6. Aluminum 13 26.982 Aluminum Al