ELEMENT FACTS

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*Atomic number (number of protons in the nucleus): 10

*Atomic symbol (on the Periodic Table of Elements): Ne

*Atomic weight (average mass of the atom): 20.1797

*Density: 0.0008999 grams per cubic centimeter

*Phase/State of matter at room temperature: gas

*Melting point: -415.46 degrees Fahrenheit

*Boiling point: -410.94 degrees Fahrenheit

*Number of isotopes (atoms of the same element with a different number of neutrons): 18, three of which are stable