Chemical Reactions

Kicking off an occasional new series of graphics with today’s post, which’ll be looking at common chemical reactions encountered in schools. Today kicks off with one of my favourite reactions, the ‘Golden Rain’ demonstration, which involves the synthesis and recrystallisation of lead (II) iodide, ...

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Here’s the start of a new series of collaborations withMEL Science, looking at a number of fun chemistry experiments and the explanations behind them. Today’s initial offering looks at how zinc pellets can be transformed into tin hedgehogs with some simple chemistry.

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In C&EN

October 9 is National Nanotechnology Day in the US, as it’s 10/9 in the American date format (and one nanometre is 10–9metres). This month’s edition of Periodic Graphics in C&EN takes a look at a selectionof the nanotechnology that’s already made its way into our everyday lives.

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Last week the UK put its first polymer note into circulation, and it plans to replace all of its paper banknotes with polymer notes by 2020 (with the current exception of the £50 note). It’s far from the first country to introduce polymer notes, however; in fact, Australia has been using them ...

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If you’ve been watching the Olympics, you might have assumed that the medals given out are, as advertised, made of gold, silver, and bronze. Due to metal values, however, the reality is slightly more complicated. Giving out pure gold medals would be financially crippling for the International ...

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in C&EN

In this month’s Periodic Graphics in Chemical & Engineering News magazine, we’re looking at the compositions of U.S. coins, as well as some of their quirky history.

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Today’s post looks at an aspect of chemistry we come across every day: alloys.Alloys make up parts of buildings, transport, coins, and plenty of other objects in our daily lives. But what are the different alloys we use made up of, and why do we use them instead of elemental metals?

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Flecken auf der Kleidung können lästig sein - zum Glück hilft die Chemie! Eine Reihe verschiedener Moleküle sind in Fleckenentfernernern und Reinigungsmitteln enthalten, die helfen, Fett und Schmutz zu entfernen. Sie können auf unterschiedliche Weise wirken. Diese Grafik zeigt, wie wir ...

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March 8 is International Women’s Day. To mark the occasion, here’s a graphic which takes a quick look at a selection ofpioneering female chemists!

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Zumindest in der nördlichen Hemisphäre ist die idealisierte Vision von Weihnachten mit Schnee verbunden. Während keine Schneeflocke, zumindest auf molekularer Ebene, wie die andere ist, haben Wissenschaftler ein Klassifizierungssystem für die vielen Arten von Kristallen entwickelt, die Schnee ...

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