Science / Periodic Table of Elements / Selenium (Se): Atomic number: 34, Atomic mass: 78.96 g.mol -1, Electronegativity: 2.4, Density: 4.79 g.cm-3 at 20?°C, Melting point: 217 ?°C, Boiling point: 688 ?°C, Vanderwaals radius: 0.14 nm, Ionic radius: 0.1 MORE
Science / Periodic Table of Elements / Carbon (C): Atomic number: 6, Atomic mass: 12.011 g.mol -1, Electronegativity: 2.5, Density: 2.2 g.cm-3 at 20?°C, Melting point: 3652 ?°C, Boiling point: 4827 ?°C, Vanderwaals radius: 0.091 nm, Ionic radius: 0 MORE
Science / Periodic Table of Elements / Boron (B): Atomic number: 5, Atomic mass: 10.81 g.mol -1, Electronegativity: 2.0, Density: 2.3 g.cm-3 at 20?°C, Melting point: 2076 ?°C, Boiling point: 3927 ?°C, Vanderwaals radius: 0.098 nm, Ionic radius: 0. MORE
Entertainment / Literature / Kenning: A form of compounding in Old English, Old Norse, and Germanic poetry. In this poetic device, the poet creates a new compound word or phrase to describe an object or activity. Specifically, this compou MORE