Chemistry - Summer Exam 0.0 / 5 ? ChemistryElements, Compounds and MixturesGCSENone Created by: MaxR1Created on: 03-05-16 19:55 What does a catalyst do? Speeds up chemical reactions without altering it. 1 of 10 Name a variable that increases the rate of reaction. Higher concentration/Increasing Surface Area/Increasing Temperature 2 of 10 How do product particles move? They move away from each other. 3 of 10 How do reactant particles move? They collide with each other. 4 of 10 What is the product of Iron + Sulphur Iron Sulphide 5 of 10 What is the product of Magnesium + Oxygen Magnesium Oxide 6 of 10 Name the compound known as Rust Iron Oxide 7 of 10 Name the symbol for Magnesium Oxide MgO 8 of 10 What is the element Fe? Iron 9 of 10 What is the Conservation of Mass Total mass of products and reactants are the same. 10 of 10
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