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Topics 4 & 14 : Chemical bonding & structure

One of the first things I do with my new Diploma classes is ask them what Chemistry actually is. It does not seem an unreasonable question to ask since they have chosen to study it for two years. It can cause quite a debate as there is much overlap with other branches of science. I like to show them a picture I found in a Ghanaian text book for teachers.Of course, I am biased but it does illustrate how important Chemistry...

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