Chemistry Notes

I shall be posting here resources which will help you to understand better and in depth the concepts we study in our course.

Tuesday, November 21, 2006

atomic spectra

What is the electromagnetic spectrum?

http://science.hq.nasa.gov/kids/imagers/ems/index.html


Models of an atom:

http://regentsprep.org/Regents/physics/phys05/catomodel/default.htm


Is the electron a particle or wave?

http://www.youtube.com/watch?v=32oUlB2BfEA&feature=related


Atomic properties:


http://www.chemguide.co.uk/atoms/propsmenu.html#top


The energy levels in atoms and ions are the key to the production and detection of light. Visit the following sites to learn more about the mystery of emission and absorption spectra:

http://www.800mainstreet.com/spect/emission-flame-exp.html

http://zebu.uoregon.edu/~soper/Light/atomspectra.html

http://www.chemguide.co.uk/atoms/properties/hspectrum.html

http://spiff.rit.edu/classes/phys314/lectures/spectra/spectra.html


A nice representation of an origin of a Balmer series in the Hydrogen emission spectrum you can see on the following sites:

http://www.avogadro.co.uk/light/bohr/spectra.htm

http://hyperphysics.phy-astr.gsu.edu/hbase/hyde.html

http://www.youtube.com/watch?src_vid=hO2m94rxpkM&v=QI50GBUJ48s&annotation_id=annotation_482428&feature=iv

Look on the energy level diagrams for different elements on this site:

http://hyperphysics.phy-astr.gsu.edu/hbase/atomic/grotrian.html#c1

If you want to see the Thomson's cathode ray tube you can visit the following site:

http://www.aip.org/history/electron/jjhome.htm

http://www.aip.org/history/electron/jj1897.htm


The interactive site about Rutherford experiment:

http://micro.magnet.fsu.edu/electromag/java/rutherford/

http://library.thinkquest.org/19662/low/eng/exp-rutherford.html