Atomic Structure – Unit 2

Att his point in time you will probably have finished (or nearly finished) topic 1, quantitative chemistry. Hopefully this has gone well and you are now beginnig to think / plan topic 2 - Atomic Structure. Topic 2 can be split up into the following core / standard level topics: The atom The mass spectrometer Electron arrangement Higher level also goes on the cover in more detail: Electron arrangement From my experience, the topic of the atom is quite straight forward. The mass ...

Images of atoms

There is a great article on the BBC website - it was published back in 2009 but shows some lovely images of atoms found in carbon nanotubes. You can read more and view the articles by clicking here. By Original hochgeladen von Schwarzm am 30. Aug 2004; Selbst gemacht mit C4D/Cartoonrenderer, GNU FDL [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons 

Atomism

  Atomism, the start of 'real' chemistry. It is the idea that the natural world is composed of fundamental, indivisible partices called atoms. By User:Yzmo (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia CommonsThe Greek philosphers Democritus and Leucippus and the Indian philospher Kanada came up with these ideas around the same time, 400BC. The claims were controversial as both philosphers lacked the empirical evidence needed to back up their claims. Their claims were even opposed by Aristotle. The word atom ...

The Story of Science (Part 2)

This post goes with an earlier posting regarding a BBC documentary. You can view and read more about the programme here (unfortunately, it seems that only people in the UK are able to watch the programme - but you can still read about it) Episode 2 deals with how scientists came up with the current theory of the atom - all very intersting stuff!