The Noble Gasses

The Kings of The Periodic Table

Helium - (He) 2 Protons 2 Nuetrons 2 Electrons. Atomic Number 4. Melting Point -272c Boiling Point -268c. Density 293L. Colorless, Odorless, Tasteless. Examples: Balloons, Dirigibles, Neon Signs

Krypton (Kr)

Krypton - (Kr) 36 Electrons 36 Protons 48 Neutrons ; Melting point-157C Boiling Point-153.4C ; Atomic Number-36 Physical Properties- Colorless,Odorless,&Hardness - Uses- Lighting,Light Bulb,&Flash Lamps - atomic radius - 88pm ionization energy - 14.000eV


Neon (Ne): Protons-10 Neutrons-10 Electrons-10. Melting Point -248.6 C Boiling Point -246.1 C. Physical Properties- Colorless, Odorless, Tasteless, Density- low at 0.89994 grams, Solubility: Soluble in water. Used for neon light, gas lasers, & tv tubes.

Xenon (Xe): Protons-54 Neutrons-77 Electrons-54. Melting Point -112C. Is a gas at room temperature. Melting Point -112C. Boiling Point -107C. Physical Properties- Colorless, Odorless, Dense. Xenon can produce better x-ray signals with reduced amounts of radiation, it can enhance contrast in CT imaging for determining blood flow, and it can also enhance imaging contrast of brain scanners.


•Melting point-189 °C
•Boiling point-185.7 °C
•Atomic number-18
•Colorless and Oderless•Used with Argon is a versatile industrial gas used in welding applications also it is in tubes and glow tubes

Comment Stream