3 General
General
General
General
General
Properties of
Properties of
Properties of
Properties of
Properties of
the Transition
the Transition
the Transition
the Transition
the Transition
Elements
Elements
Elements
Elements
Elements
(d-Block)
(d-Block)
(d-Block)
(d-Block)
(d-Block)
(bcc = body centred cubic; hcp = hexagonal close packed;
ccp = cubic close packed; X = a typical metal structure) Fig 4 1: Trends in melting points of
transition elements
The transition metals (with the exception
of Zn, Cd and Hg) are very hard and have low
volatility