Alloys as Useful Materials (Edexcel GCSE Chemistry Combined Science): Flashcards

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10.3.2 Alloys as Useful Materials
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What are alloys?

Mixtures of metals and other elements

What is steel made of?

Iron and carbon

Low carbon steel properties

Softer and easier to shape

Low carbon steel uses

Construction and vehicle manufacturing

High carbon steel properties

Harder but more brittle

High carbon steel uses

Machine parts

Alloys vs pure metals strength

Alloys are stronger than pure metals

Aluminium alloys density and use

Lower density; used in aerospace/aircraft

Metals added to gold in alloys

Silver, copper, and zinc

Gold purity measurement unit

Carats

24-carat gold

Pure gold

Brass composition

Copper and zinc

Brass vs pure copper property

More malleable than pure copper

Bronze composition

Copper and tin

Bronze vs pure copper property

Harder than pure copper

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