AP®︎ Chemistry: Topic 2.4 Flashcards

Master key terms and definitions for Topic 2.4 of AP Chemistry – Structure of Metals and Alloys to help you prep for quizzes and the AP exam.

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Term

Alloy

Definition

A mixture of elements, at least one a metal, that forms a metallic solid with altered properties.

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Alloy
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A mixture of elements, at least one a metal, that forms a metallic solid with altered properties.

2.4.A
Steel
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An interstitial alloy of iron and carbon in which carbon occupies spaces in the iron lattice.

2.4.A2.4.A.2
Brass
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A substitutional alloy, usually copper and zinc, in which zinc replaces some copper atoms.

2.4.A2.4.A.3
Metallic Bonding
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Electrostatic attraction between metal cations and mobile, delocalized valence electrons.

2.4.A2.4.A.1
Interstitial Vs. Substitutional Alloys
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Small atoms fill gaps in one type, while similar-sized atoms replace lattice atoms in the other.

2.4.A