Writing Practical Reports
Aim:
To observe what happens during and after a chemical reaction.
Equipment:
Concentrated nitric acid in a glass dropping bottle
Small pieces of Copper
250ml Beaker
2 M Lead nitrate in a dropping bottle
2 M Potassium iodide in a dropping bottle
2 M Copper sulfate in a dropping bottle
2 M Sodium hydroxide in a dropping bottle
2 M Hydrochloric acid in a dropping bottle
4 Pyrex test tubes
Test tube rack
Spatula
Bunsen burner, gauze mat
Sandpaper
Magnesium Ribbon
Tongs
Safety glasses
Procedure:
1. This is a teacher-only demonstration.
Place a 250ml Beaker in the fume cupboard. Place the pieces of Copper into the Beaker and add 150ml of concentrated nitric acid to the beaker.
2. Add Potassium iodide to a test tube to the level of about 1cm. Add approximately the same amount of Lead nitrate to the test tube.
3. Add a small amount of Copper carbonate powder in a test tube.......
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Approximate Word Count: 618
Approximate Pages: 3 (260 words per double-spaced page) |