Question

what is metallic solid

Answer 1

the solids generally have metallic properties such as conductors etc

Answer 2

Metallic solids are solids composed of metal atoms that are held together by metallic bonds. These bonds are like huge molecular orbitals that span across the whole solid. This means the electrons in metallic solids are delocalized. ... A good picture of a metal solid is that of cation in a sea of electrons.