1) The reactivity in the periodic table increases as you... a) go down b) go up 2) What has been reduced in this reaction: iron oxide + carbon → iron + carbon monoxide? a) Iron Oxide b) Carbon c) Carbon monoxide 3) Why are alkali metals so reactive? a) they have a large radius and can give electrons b) they are acidic in nature c) they are unstable 4) Which of the following does not react with water? a) Lithium b) Magnesium c) Silver d) Calcium e) Tin 5) Why does aluminum not corrode as quickly as steel and iron? a) It is not very reactive b) It is always painted c) It has a protective layer of aluminum oxide 6) An element that _________ another element takes its place in a compound a) more reactive b) copper nitrate c) displaces d) iron sulfate

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