To Sec 2A, 2B, 2C.
TOPIC 5) Checklist 5c) BALANCING CHEMICAL EQUATIONS
Beginner level
http://funbasedlearning.com/chemistry/chemBalancer/default.htm
Advance level
http://funbasedlearning.com/chemistry/chemBalancer3/default.htm
To Sec 2A, 2B and 2C.
This week is chemistry revision week. Before I start, you can use the following websites for self revision to recall what is Periodic table, proton number, mass number and electrons and etc...
1) What is a periodic table
Beginner level: Identifying elements in the periodic table
http://www.funbrain.com/periodic/index.html
Get to know more about each of the elements
http://www.webelements.com/
What does the position in th periodic table mean?
http://www.glencoe.com/sites/common_assets/science/virtual_labs/E19/E19.html
What is an atom?
http://www.learner.org/interactives/periodic/basics.html
2) What are atomic number (or mass number), proton number and number of electrons
Good explanation and quiz
http://www.wisc-online.com/Objects/ViewObject.aspx?ID=GCH3404
3) What are ions and bonding.
Salt if NaCl. A sodium atom becomes an positive ion and chlorine becomes negative ion and join together to form NaCl (Salt).
http://www.wisc-online.com/Objects/ViewObject.aspx?ID=GCH2204
4) How to balance Chemical Equation.
Beginner level
http://funbasedlearning.com/chemistry/chemBalancer/default.htm
http://www.learner.org/interactives/periodic/groups_interactive.html
Advance level
http://funbasedlearning.com/chemistry/chemBalancer3/default.htm
More advanced explanation
http://www.wisc-online.com/Objects/ViewObject.aspx?ID=GCH603
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ReplyDeletePlease leave your questions here if you have any :) Mr Cheong
ReplyDeleteIt was interesting and understandable
ReplyDeletehi :)
ReplyDeleteHahas fun ~ LAWR
ReplyDeletehi teacher
ReplyDeleteIt's very useful if i don't undersrtand what you said in class
ReplyDeleteVery good.. do remember to revise at home using my powerpoint.. I will put up my powerpoint every weekend..:)
ReplyDeleteTo all ... you can try some Games on Physics to train your IQ :) have fun!!!
ReplyDeleteMr Cheong, what subjects r we being tested on next monday? For 2Express CT?
ReplyDeleteCher , why no more powerpoint slides ?
ReplyDeletesorry..accidentally deleted all.. will put it up ASAP...
ReplyDeleteHello,
ReplyDeleteThis is a special blog. Effective clean and nice educational blogs. Thanks for the great blog.
DNA Assay Kit
Thanks!
Mark Holland