1) Calcium reacts with oxygen to produce calcium oxide. This is the word equation for the reaction: Calcium + Oxygen ⟶ Calcium oxide. What type of reaction is this? a) Oxidation b) Reduction 2) Magnesium is a relatively reactive metal, which reacts with hydrochloric acid. What would you observe when this reaction takes place? a) It burns with a lilac flame b) Bubbles/ gas produced 3) What is the name of the solution formed when magnesium reacts with hydrochloric acid? a) Magnesium oxide b) Magnesium hydroxide c) Magnesium chloride 4) Which of the following metals will react vigorously with oxygen at room temperature? a) Potassium b) Copper c) Calcium d) Gold 5) What are the products of the reaction of zinc with sulfuric acid? a) Zinc sulfate and hydrogen b) Zinc sulfate and carbon dioxide c) Zinc sulfate and water 6) What would you expect to see when magnesium reacts with hydrochloric acid? a) A white solid b) Bubbles/fizzing c) No change

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