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Vanadium

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(thing) by SSMark82 (1.8 y) (print)   ?   (I like it!) Wed Dec 06 2000 at 21:22:20

Vanadium
Symbol: V
Atomic Number: 23
Boiling Point: 2945 K
Melting Point: 2130 K
Density at 300K: 7.19 g/cm3
Covalent radius: 1.22
Atomic radius: 1.92
Atomic volume: 8.35 cm3/mol
First ionization potental: 6.74 V
Specific heat capacity: 0.489 Jg-1K-1
Thermal conductivity: 30.7 Wm-1K-1
Electrical conductivity: 4.0 106Ω-1m-1
Heat of fusion: 22.8 kJ/mol
Heat of vaporization: 446.7 kJ/mol
Electronegativity: 1.63 (Pauling's)

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(thing) by WyntrsNyte (8.3 y) (print)   ?   (I like it!) Mon Jan 24 2000 at 6:06:38

This element was used to create the first sponaneously recharging battery, using the +4 and +5 oxidation states of this metal. It also has 23 protons, 23 electrons and 28 neutrons (in the most common isotope). Its ground state configuration is: 1s22s22p63s23p64s23d3.

(definition) by Webster 1913 (print) Wed Dec 22 1999 at 4:13:58

Va*na"di*um (?), n. [NL., fr. Icel. Vanadis, a surname of the Scandinavian goddess Freya.] Chem.

A rare element of the nitrogen-phosphorus group, found combined, in vanadates, in certain minerals, and reduced as an infusible, grayish-white metallic powder. It is intermediate between the metals and the non-metals, having both basic and acid properties. Symbol V (or Vd, rarely). Atomic weight 51.2.

 

© Webster 1913.

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