Zinc

PHYSICAL PROPERTIES OF ZINC

 
Atomic number 30
Atomic weight 65.38
Density 20 ºC., cast
7.14
Melting point  ºC 419.4
Boiling point ºC., at 760 mm pressure 905
Latent heat of fusion, cal per g. 5.47 - 6.26
Coef. of linear expansion (17 - 100 ºC), per ºC 0.000033
Thermal conductivity, cal./cm.2/cm./ºC/sec. 0.268
Electrical resistivity, microhm/cm. 6.0
Color Bluish White
Character Brittle at ordinary temperatures
Malleable at 100 ºC. (212ºF.)
 

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