{wiki}

\Image[https://upload.wikimedia.org/wikipedia/commons/c/ca/Polypeptide_forming_an_alpha_helix%2C_with_hydrogen_bonds_in_magenta.gif]
{title=Rotating <Ball-and-stick model> of an <alpha helix> structure}


Alpha helix

{wiki}

\Image[https://upload.wikimedia.org/wikipedia/commons/c/ca/Proline_model.jpg]
{title=<Ball-and-stick model> of #proline}


Ball-and-stick model

{title2=C\sub[6]H\sub[6]}
{wiki}

\Image[https://upload.wikimedia.org/wikipedia/commons/thumb/5/5a/Benzene-aromatic-3D-balls.png/542px-Benzene-aromatic-3D-balls.png]
{title=<Ball-and-stick model> of <benzene>}

\Video[https://www.youtube.com/watch?v=NmzMoE3LQHM]
{title=The FASCINATING 200-Year History of <Benzene> by Chemistorian}
{description=Interesting history. Notably how things were only finally well settled by <X-ray crystallography>.}


Benzene

{tag=Hydrogen compound}
{tag=Nitrogen compound}
{title2=$\text{H}-\text{N}\equiv\text{O}$}
{wiki}

\Image[https://upload.wikimedia.org/wikipedia/commons/thumb/9/96/Hydrogen-cyanide-3D-balls.svg/1024px-Hydrogen-cyanide-3D-balls.svg.png]
{title=<Ball-and-stick model> of <hydrogen cyanide>}


Hydrogen cyanide

{tag=Chemical substance}
{tag=Oxygen compound}
{wiki}

"Water" is the name for both:
* the <chemical compound> with <#chemical formula> H\sub[2]O
* the <liquid phase> of the <chemical substance> composed of the above <chemical compound>

\Image[https://upload.wikimedia.org/wikipedia/commons/8/8a/2006-02-13_Drop_before_impact.jpg]
{title=<Water> in a glass}

\Image[https://upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Water-3D-balls-A.png/800px-Water-3D-balls-A.png]
{title=<Ball-and-stick model> of a <water molecule>}
{disambiguate=water}

\Image[https://upload.wikimedia.org/wikipedia/commons/3/33/Phase_diagram_of_water_simplified.svg]
{title=Simplified <phase diagram> of <water>}
{description=Note the <triple point> and <critical point (thermodynamics)> visible. <Phase diagrams> are so cool!}
{height=600}

\Image[https://upload.wikimedia.org/wikipedia/commons/0/08/Phase_diagram_of_water.svg]
{title=<Phase diagram> of <water>}
{description=Note all the obscure <phases of ice>.}
{height=600}


Water

{title2=$\text{H}_2\text{O}$}

\Image[https://upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Water-3D-balls-A.png/800px-Water-3D-balls-A.png]
{title=<Ball-and-stick model> of a <water molecule>}


Ciro Santilli @cirosantilli 40

 Incoming links: Ball-and-stick model