- a
group of elements in the form of complex substances with characteristic
metallic properties, such as high thermal and electrical conductivity, negative
temperature coefficient of resistance, high ductility and metallic luster
- a
medium consisting of negative atomic residues (cores) located at the nodes of
the crystal lattice, surrounded by a cloud of free electrons - electron gas
- a medium consisting of
positive atomic residues (cores) located at the nodes of the crystal lattice,
surrounded by a cloud of free electrons - electron gas
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