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Properties of Metals - Metallurgy
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Curium
Atomic Number: 96
Symbol: Cm
Atomic Weight: 247.0703
Discovery: G.T.Seaborg, R.A.James, A.Ghiorso, 1944 (United States)
Electron Configuration: [Rn] 5f7 6d1 7s2
Atomic Weight: 247.0703
Element Classification: Radioactive Rare Earth Element Actinide Series
Name Origin: Named in honor of Pierre and Marie Curie
Density (g/cc): 13.51
Melting Point (K): 1340
Appearance: silvery, malleable, synthetic radioactive metal
Atomic Radius (pm): 299
Atomic Volume (cc/mol): 18.28
Pauling Negativity Number: 1.3
First Ionizing Energy (kJ/mol): (580)
Oxidation States: 4, 3
References: Los Alamos National Laboratory (2001), Crescent Chemical Company (2001), Lange's Handbook of Chemistry (1952), CRC Handbook of Chemistry & Physics (18th Ed.)
Atomic Number: 96
Symbol: Cm
Atomic Weight: 247.0703
Discovery: G.T.Seaborg, R.A.James, A.Ghiorso, 1944 (United States)
Electron Configuration: [Rn] 5f7 6d1 7s2
Atomic Weight: 247.0703
Element Classification: Radioactive Rare Earth Element Actinide Series
Name Origin: Named in honor of Pierre and Marie Curie
Density (g/cc): 13.51
Melting Point (K): 1340
Appearance: silvery, malleable, synthetic radioactive metal
Atomic Radius (pm): 299
Atomic Volume (cc/mol): 18.28
Pauling Negativity Number: 1.3
First Ionizing Energy (kJ/mol): (580)
Oxidation States: 4, 3
References: Los Alamos National Laboratory (2001), Crescent Chemical Company (2001), Lange's Handbook of Chemistry (1952), CRC Handbook of Chemistry & Physics (18th Ed.)
Ref: C96
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