Monday, February 1, 2010

Exam #1 Helpful Hints and Tidbits

The first exam is 25 questions. 15 questions come from the solubility unit and 10 come from the transition metal unit. Each question (regardless of difficulty) is worth 7 points each. So be sure to do the questions you know how to answer first followed by the more challenging ones.

A pdf of the supplemental information can be found here.

Here is what I would focus on for the exam...

Go and redo all of the solubility homework set (or do them again for the first time if you have not completed these problems yet). Then go and start performing the old exam problems based on the solubility problems.

Then go through the quizzes that are posted on-line. There are 3 versions of each quiz and this means that 2 of them you did not have to complete. Go though those questions.

Print off the transition metal lab posted on carmen and redo it from scratch without looking at the sheet you filled out in the lab. Can you reproduce the same answers on your own without looking at your answers. Then look over the transition metal homework set and on to the old exam problems involving transition metal complexes.

*Disclaimer* When we teach 123 there is some flexibility on the topics that are covered in the class. For example, in the transition metal unit if there are old exam questions based on inorganic pigments as part of the transition metal lab unit, then I would not focus on them as much, as they were more applicable for a previous class and not this one.

The same thing goes for memorizing the flow charts for the qualitative analysis scheme. I don't know if I can be any more clearer than this... DO NOT MEMORIZE THE FLOW CHARTS!!! Memorizing them will serve absolutely no purpose for my exam. I want you to know the reasoning behind the reagents used in this lab and not what we use, but why we use it. Similar to the quiz question on which reagent could be used if we ran out of HCl.

Lastly, as I look over the exam my reaction is that it is fair, but tough. If you have completed all the homework problems, done all the practice exams, attended all the labs and completed the lab work, and paid attention in lecture, you will think the exam is definitely fair, but it is challenging. I can't emphasize enough how important it is to complete the example problems over and over and over again. If you have been keeping up with the material then you will be in good shape, but if you have been falling behind, this will be a tough exam.

Let me know if you need anything else and I will see everyone at the review tonight :)

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