Zr

Element Name: Zirconium
Atomic No.: 40
State (298 K): solid
Uses: alloys, glazes
Atomic Mass: 91.224 g/mol
Density: 6.51 g/cm 3
B.P.: 4650 K
F.P.: 2125 K
Electronic Configuration: 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 6 4d 2 5s 2
Isotopes: 90 Zr 89.9043 amu (51.45%) 91 Zr 90.9053 amu (11.32%) 92 Zr 91.9046 amu (17.19%)
p;              94 Zr 93.9061 amu (17.28%) 96 Zr 95.9082 amu (2.76%)
Electronegativity: 1.33
Radius: 145 pm (c0valent)

 

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