NEET | 2018Boron and Carbon FamilyHard
Question
Iron carbonyl, Fe(CO)5 is
Options
A.
tetranuclear
B.
mononuclear
C.
trinuclear
D.
dinuclear
Solution
Fe(CO)5
EAN = Z–O.N. + 2(C.N.)
= 26 – 0 + 2(5)
= 26 + 10
= 36
only one central metal atom/ion is present and it
follows EAN rule, so it is mononuclear
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