Structure of Metals and Alloys

AP Chemistry· difficulty 3/5

Sea of delocalized electrons + + + + + + + +

Metals conduct electricity because:

  • A

    Metallic bonds are weak and break easily

  • B

    Cations are mobile in the solid state

  • C

    Valence electrons are delocalized and free to move through the lattice

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  • D

    Metals contain free protons

Explanation

The delocalized "sea" of valence electrons can flow when a potential is applied, giving metals their conductivity.

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