Who Am I?
What is the name of Group 18?
Noble Gases
Lithium vs. Beryllium
Lithium
Neon vs. Carbon
Carbon
Calcium vs. Oxygen
Calcium
Aluminum vs. Helium
Aluminum
Which metal is liquid at room temperature?
Mercury
Argon vs. Neon
How many elements are non metals?
20 / 18
Alkali Metal with 19 electrons
Potassium