Electrons can be moved from one element to another. Oxidation state is a useful tool for keeping track of these electron transfers. They are assigned according to some rules. Transition elements can have different oxidation states because they can transfer different number of electrons. For example, iron can be in the +2 or +3 states.
Read more about REDOX reactions here.
Friday, March 27, 2015
Thursday, March 26, 2015
WELCOME TO THE BEST HIGH YIELD MCAT SITE
Welcome to the high yield MCAT site! I hope you will find useful information as you prepare or dream about entering into medical school. This site will be updated frequently so check back when you are free. Pieces of advice and lessons and concepts tested on the test will be provided to help you succeed. I wish you the best of luck in your endeavors!
This power point presentation I found online has a lot of overview information on the MCAT. Check it out by clicking on this link.
You can also sign-up and take an online practice test through the McGraw Hill website (Click on link).
Currently, there are four sections on the test:
This power point presentation I found online has a lot of overview information on the MCAT. Check it out by clicking on this link.
You can also sign-up and take an online practice test through the McGraw Hill website (Click on link).
Currently, there are four sections on the test:
- Biological & Biochemical Foundations of Living Systems
- Chemical & Physical Foundations of Biological Systems
- Psychological, Social, & Biological Foundations of Behavior
- Critical Analysis & Reasoning Skills
Scores: Scores range from 3 – 45, with 25.2 being the average in 2012.
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