Answers

2015-12-20T10:17:35+05:30
A transition metal one which forms one or more stable ions which have incompletely filled d orbitals
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2015-12-20T10:43:47+05:30
Transition metals show variable valency and a strong tendency to form coordination compounds, and many of their compounds are coloured. They are metallic elements occupying a central block (Groups IVB–VIII, IB, and IIB, or 4–12) in the periodic table.
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