Tuesday, 30 August 2011
Term 1 Reflection
In Science for term 1, we did chemistry. We did three topics: Acids alkali bases, equation writing, and chemical bonding. I preferred the acids alkali bases topic, as it was rather interesting and fun. We did a number of experiments that had to do with mixing an acid with a metal, and other stuff. I was particularly fascinated when we put hydrochloric acid and magnesium together. There was a rather cool reaction which produces hydrogen gas, with magnesium chloride. Then, we had to test for hydrogen, which was to place a glowing splint near the solution. If a 'pop' sound was heard, that means that hydrogen was present. When we did the test, we did not know that we would hear such a pop sound, and were startled when it happened. After that, we laughed happily. Although I did not quite like chemical equation as it was very difficult, I do not know why but still like chemical bonding. For me, I found it quite easy, as well as interesting, and I also felt that it was quite fun to draw our electrons. All in all, I liked chemistry in Term 1, and also did well for my test, and hence I feel really happy.
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