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Chemistry · L2 · Protecting Reactive Metals

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Why unreactive metals like gold need no protection, while reactive metals like iron are painted, galvanized, or oiled to stop corrosion.

by @openstemUpdated Chemistry
How reactive is the metal?🪙 Very unreactive — gold, platinum⚙️ Fairly reactive — ironSelf-protecting — aluminiumNo protection needed — stays shinyNeeds protection: paint, oil, or galvanizingForms its own tough oxide layer

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