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, January 23, 2007

Vision learning

A wonderful site which starts with the atom and goes through different topics we discuss in class:

http://www.visionlearning.com/library/cat_view.php?cid=1&l=&c3=

Tuesday, January 09, 2007

Bonding lessons

Explanation of ionic, covalent and metallic bond in lecture of Khan academy:

http://www.youtube.com/watch?v=CGA8sRwqIFg&feature=related

Here are some interesting bonding lessons with good animations:

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

http://www.chem.ox.ac.uk/vrchemistry/electronsandbonds/intro1.htm

http://www.ausetute.com.au/intermof.html

http://www.creative-chemistry.org.uk/molecules/index.htm

A good site for Lewis structures of molecules with quiz questions:

http://grandinetti.org/Teaching/Chem121/Lectures/LewisDot/


What is VSEPR theory?

http://www.chemistry-teaching-resources.com/VSEPR.html

http://www.youtube.com/watch?v=nxebQZUVvTg

http://www.youtube.com/watch?v=i3FCHVlSZc4


Intermolecular forces determine many properties of the substances. Read here to learn more about their nature:

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

Gecko forces-what are they?

http://www.bbc.co.uk/news/science-environment-19875247

Some confidence building questions on intermolecular forces:

http://www.science.uwaterloo.ca/~cchieh/cact/c123/intermol.html


Relationship between structure and properties:

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

Water and its "unusual" properties!

http://www.lsbu.ac.uk/water/sitemap.html

http://www.youtube.com/watch?v=Wnx9thXySGw&context=C39dffccADOEgsToPDskKImjsWWDQRMryyVdchJ21H

http://www.youtube.com/watch?v=DVCYlST6mYQ




To read about the hybridization you can browse this site:

http://www.chemguide.co.uk/basicorg/bondmenu.html#top

Allotropic forms of Carbon:

http://www.bbc.co.uk/schools/gcsebitesize/science/add_gateway/chemical/nanochemistryrev1.shtml

http://www.chemicool.com/elements/carbon.html

What are the buckyballs (fullerenes)? How were they discovered and many interesting facts about this new allotropic form of carbon you can read on the following sites?

http://www.youtube.com/watch?v=ljF5QhD5hnI

http://scifun.chem.wisc.edu/chemweek/buckball/buckball.html

http://mathforum.org/alejandre/workshops/buckyball.html

And...what is graphene?

http://www.bbc.co.uk/news/technology-14730689