PART 5
Lesson 19
12 Sulfur12.1 SulfurCore•Name some sources of sulfur•Name the use of sulfur in the manufacture of sulfuric acid•State the uses of sulfur dioxide as a bleach in the manufacture of wood pulp for paper and as a food preservative (by killing bacteria)Supplement•Describe the manufacture of sulfuric acid by the Contact process, including essential conditions and reactions•Describe the properties and uses of dilute and concentrated sulfuric acid13 Carbonates13.1 CarbonatesCore•Describe the manufacture of lime (calcium oxide) from calcium carbonate (limestone) in terms of thermal decomposition•Name some uses of lime and slaked lime such as in treating acidic soil and neutralising acidic industrial waste products, e.g. flue gas desulfurisation•Name the uses of calcium carbonate in the manufacture of iron and cement
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