What is the trend of atomic radii and metallic character in group 14
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Atomic radii : C<Si<Ge<Sn<Pb
Metallic character: the Group 14 elements, only carbon and silicon form bonds as nonmetals (sharing electrons covalently). Silicon and germanium are semimetals (metalloids), existing in compounds with either +4 or -4 charges. Tin and lead are definitely metals.
Metallic character: the Group 14 elements, only carbon and silicon form bonds as nonmetals (sharing electrons covalently). Silicon and germanium are semimetals (metalloids), existing in compounds with either +4 or -4 charges. Tin and lead are definitely metals.
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