Investigates and describes at least four metals reacting with oxygen to produce Having carried out a of experiments using different oxides, with water to produce hydroxides and with a dilute acid to produce chemicals, I can place metals hydrogen gas and aqueous salts. in an order of reactivity, and Uses data from experiments involving metals reacting with oxygen, water and a relate my findings to their dilute acid to list metals in order of reactivity. everyday uses. Constructs simple formulae equations describing reactions of metals with oxygen, SCN 4-19b water and a dilute acid. Investigates and describes three methods of extracting metals from their compound ores as: Heating alone, for example, with silver oxide Heating with carbon, for example, with copper Electrolysis, for example, lead bromide (possible demonstration). Identifies the appropriate extraction method for a metal depending on the position of the metal in the reactivity series. Investigates and explains through experiments how the rate of corrosion of iron can be changed by with another Describes situations where metals above iron in the reactivity series are used to sacrificially protect iron from corrosion. Topical Researches and communicates developments in science, explaining how current I have researched new developments in science and and future applications impact on life. science can explain how their current Gives examples of how skills developed through the sciences are used in a wide or future applications might variety of jobs and careers including Science, Technology and Engineering and impact on modern life. Mathematics (STEM) careers. Topical SCN 4-20a science
Having carried out a of experiments using different chemicals, I can place metals in an order of reactivity, and relate my findings to their everyday uses. SCN 4-19b Investigates and describes at least four metals reacting with oxygen to produce oxides, with water to produce hydroxides and with a dilute acid to produce hydrogen gas and aqueous salts. Uses data from experiments involving metals reacting with oxygen, water and a dilute acid to list metals in order of reactivity. Constructs simple formulae equations describing reactions of metals with oxygen, water and a dilute acid. Investigates and describes three methods of extracting metals from their compound ores as: Heating alone, for example, with silver oxide Heating with carbon, for example, with copper Electrolysis, for example, lead bromide (possible demonstration). Identifies the appropriate extraction method for a metal depending on the position of the metal in the reactivity series. Investigates and explains through experiments how the rate of corrosion of iron can be changed by with another Describes situations where metals above iron in the reactivity series are used to sacrificially protect iron from corrosion. Topical science Topical science I have researched new developments in science and can explain how their current or future applications might impact on modern life. SCN 4-20a Researches and communicates developments in science, explaining how current and future applications impact on life. Gives examples of how skills developed through the sciences are used in a wide variety of jobs and careers including Science, Technology and Engineering and Mathematics (STEM) careers.
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