Question

classify each element below as a metal, nonmetal, or metalloid.

Explanation:

Step1: Recall element properties

Sodium (Na) is a highly - reactive metal in Group 1 of the periodic table.

Step2: Recall element properties

Bromine (Br) is a non - metal in Group 17 of the periodic table.

Step3: Recall element properties

Gold (Au) is a transition metal.

Step4: Recall element properties

Silicon (Si) is a metalloid, located along the staircase on the periodic table.

Step5: Recall element properties

Nitrogen (N) is a non - metal in Group 15 of the periodic table.

Step6: Recall element properties

Germanium (Ge) is a metalloid, located along the staircase on the periodic table.

Answer:

Na: Metal
Br: Nonmetal
Au: Metal
Si: Metalloid
N: Nonmetal
Ge: Metalloid