1) Rusting is what type of reaction: a) Reduction b) Oxidation c) Sublimation d) Condensation 2) Which metal rusts? a) Gold b) Iron c) Silver d) Platinum 3) Rust forms when iron reacts with: a) Nitrogen b) Oxygen and water c) Helium d) Hydrogen 4) What accelerates rusting? a) Dry air b) Oil coating c) Salt Water d) Sunlight 5) Select all that are rust prevention techniques: a) Grease b) Paint c) Oil d) Environmental control 6) Galvanisation protects iron by coating it with: a) Paint b) Plastic c) Zinc d) Oil 7) Sacrificial Protection is adding a) A less reactive metal to iron b) A more reactive non metal to iron c) A more reactive metal to iron d) Adding water  8) To reduce humidity: a) Heat the environment b) Dehumidify the air c) Open a window d) Turn on the AC 9) Which best describes alloys: a) Metals combined for their properties for a particular purpose b) A new type of metal on the periodic table c) Conductors of heat d) Reflective metal surfaces 10) How has scientific knowledge informed rust prevention techniques: a) By developing our understanding of what causes rust b) Aiding us to develop new technology to prevent rust c) Furthering our understanding of chemical reactions and oxidation d) Highlighting the importance of corrosion science in industrial applications

Rusting (Y8 Chem)

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