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@@27Co@@ @ Œ³‘f–¼
name
ƒRƒoƒ‹ƒg
Cobalt
Œ´Žq—Ê
Atomic Weight
58.9332 ˆÀ’蓯ˆÊ‘Ì
Stable Isotope
@—L@
@
‘°”Ô†
Group
9 Œ³‘fŒQ
Category
| ‹à‘®«
Metallicity
‘JˆÚ‹à‘®
Trans.Metal
@
—Z“_iŽj
Melting Point
1494 •¦“_iŽj
Boiling Point
2747 퉷툳‚Å‚Ìó‘Ô
State
ŒÅ‘Ì
solid
@
–§“x(g/cm3)
Density
8.8 ”ä”M(cal/molŽ)
Specific Heat
0.099 ”­Œ©”N
Discovery
1737
@
“dŽq”z’u
Electron Configuration
Ar 3d7 4s2 Œ´Žq”¼Œa(ð)
Atomic Radius
1.25
@
ƒCƒIƒ“‰»ƒGƒlƒ‹ƒM[(eV)
Ionization Potential
7.86 “dŽqe˜a—Í(eV)
Electron Affinity
0.7
@
Œ‹»\‘¢
Crystal Structure
hcp[417}7]fcc ”õl
note
@