Business / Real Estate / Radon: A naturally occurring gas that is suspected of causing lung cancer.

Radon (Rn)

Science / Periodic Table of Elements / Radon (Rn): Atomic number: 86, Atomic mass: (222) g.mol -1, Electronegativity: unknown, Density: 9.96*10-3g.cm3 at 20°C, Melting point: - 71 °C, Boiling point: - 62 °C, Vanderwaals radius: unknown, Ionic radiu MORE

Radon System

Business / Construction / Radon System: A ventilation system beneath the floor of a basement and/or structural wood floor and designed to fan exhaust radon gas to the outside of the home MORE

Radium (Ra)

Science / Periodic Table of Elements / Radium (Ra): Atomic number: 88, Atomic mass: 226.0254 g.mol -1, Electronegativity: 0.9, Density: 5 g.cm-3 at 20°C, Melting point: 700 °C, Boiling point: 1140 °C, Vanderwaals radius: 0.230 nm, Ionic radius: unkn MORE

Working Level (WL)

Business / Real Estate / Working Level (WL): A unit of measurement for documenting exposure to radon decay products. One working level is equal to approximately 200 picoCuries per liter. MORE

Fluorine (F)

Science / Periodic Table of Elements / Fluorine (F): Atomic number: 9, Atomic mass: 18.998403 g.mol -1, Electronegativity: 4, Density: 1.8*10-3 g.cm-3 at 20°C, Melting point: -219.6 °C, Boiling point: -188 °C, Vanderwaals radius: 0.135 nm, Ionic radi MORE

Ununoctium (Uuo)

Science / Periodic Table of Elements / Ununoctium (Uuo): Atomic number: 118, Atomic mass: unknown, Electronegativity: unknown, Density: unknown, Melting point: unknown, Boiling point: unknown, Vanderwaals radius: unknown, Ionic radius: unknown, Isotopes: un MORE