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Unit 13
Experiment 13.1 Classifying some elements into metals and non-metals (NEW)
Experiment 13.2 Do elements in the same group have similar reactions with dilute hydrochloric acid? (NEW)
Experiment 13.3 Comparing the action of dilute hydrochloric acid on calcium and magnesium (NEW)
Experiment 13.4 Decomposition of water by electricity (NEW)
Experiment 13.5 Investigating the properties of a compound and its constituent elements (NEW)
Experiment 13.6 Extracting metals from metal oxides by heating the oxides with carbon (NEW)
Experiment 13.7 Distinguishing metals from their metal oxides (NEW)
Experiment 13.8 Comparing the properties of some metals (NEW)
Experiment 13.9 Separating crude oil into different fractions (NEW)
Experiment 13.10 Examining the properties of crude oil fractions (NEW)
Experiment 13.11 Performing a fair test for the best solvent to remove an oil stain on a cloth (NEW)
Experiment 13.12 Making a paper weight using polystyrene (NEW)