Amorphous

Science / Chemistry / Amorphous: A solid that does not have a repeating, regular three-dimensional arrangement of atoms, molecules, or ions.

Selenium (Se)

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: 0.198 MORE

Carbon (C)

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: 0.26 MORE

Boron (B)

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: 0.027 MORE

Kenning

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

Xanaduism

Entertainment / Literature / Xanaduism: Academic research that focuses on the sources behind imaginative works of literature and fantasy. John Livingstone Lowes, in his publication The Road to Xanadu (1927), inspired the name, which in turn MORE

Boron

Science / Chemistry / Boron: (B) Element 5, atomic weight 10.811. Hard yellow crystals or brown amorphous powder, used as a neutron absorber in nuclear chemistry and as a hardener in alloys. MORE

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