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HHomeBackground Color:He
LiBeMendelevium Main PageBlack White GrayBCNOFNe
NaMgMendelevium Pictures PageAlSiPSClAr
KCaMendelevium Isotope DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

Technical data for Mendelevium

Click any property name to see plots of that property for all the elements.

Overview
Mendelevium
Md
101
258[note]
N/A
828 °C
N/A

Thermal properties
N/A
828 °C
N/A
1100 K
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A

Bulk physical properties
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A

Reactivity
3
1.3
N/A
635 kJ/mol

Health and Safety
N/A
N/A
N/A
N/A

Classifications
None
None
f
N/A
7
Actinide
[Rn]7s25f13
N/A
1955 in The United States
N/A
CAS7440-11-1
N/A
N/A

Electrical properties
N/A
N/A
N/A
N/A

Magnetic properties
N/A
N/A
N/A
N/A
N/A

Abundances
N/A
0%
0%
0%
0%
0%

Atomic dimensions and structure
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A

Nuclear Properties
51.50462962963 d
74.30555555556 d
AlphaEmission
2F7/2
N/A
N/A
245Md,246Md,247Md,248Md,249Md,250Md,251Md,252Md,253Md,254Md,255Md,256Md,257Md,258Md,259Md,260Md,261Md,262Md
None


Notes on the properties of Mendelevium:

 Atomic mass number given for longest lived isotope.

Up to date, curated data provided byMathematica'sElementData function fromWolfram Research, Inc.

The Elements book Mad Science book Periodic Table Poster  Click here to buy a book, photographic periodic table poster, card deck, or 3D print based on the images you see here!
 
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