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SODIUM METAL
Na 99.9%
Ca 330 ppm
Cl 30 ppm
K 310 ppm
C 6-15 ppm
B 2 ppm
P 6 ppm
ATOMIC WEIGHT 22.99
ATOMIC NUMBER 11
MELTING POINT 97.8
BOILING POINT, 1 atm 881
AUTO-IGNITION TEMPERATURE, IN AIR 120-125
VOLUME INCREASE ON MELTING % 2.7
DENSITY,SOLID
20°C(68°F)
97.8°C(208°F)

0.968
0.951
DENSITY,LIQUID
97.8°C(208°F)
400°C(752°F)
550°C (1022°F)
881°C (1618°F)

0.927
0.856
0.820
0.740
LATENT HEAT OF FUSION
97.8°C (208°F)

27.0
LATENT HEAT OF VAPORIZATION
881°C (1618°F)
926
SPECIFIC HEAT, SOLID
20°C (68°F)
97.8°C (208°F)

0.29
0.31
SPECIFIC HEAT, LIQUID
97.8°C (208°F)
400°C (752°F)
881°C (1618°F)

0.331
0.305
0.307
SPECIFIC HEAT, VAPOR
881°C (1618°F)

0.65
THERMAL CONDUCTIVITY, SOLID
20°C (68°F)
97.8°C (208°F)

1.323
1.193
THERMAL CONDUCTIVITY, LIQUID
97.8°C (208°F)
400°C (752°F)
881°C (1618°F)

0.87
0.72
0.49
CRITICAL TEMPERATURE 2733
CRITICAL PRESSURE 408
CRITICAL VOLUME 0.128
ELECTRODE POTENTIAL 2.72
IONIZATION POTENTIAL 5.12
VISCOSITY,LIQUID
100°C (212°F)
150°C
400°C (752°F)
881°C (1618°F)

0.68
0.54
0.284
0.15
SURFACE TENSION,LIQUID
97.8°C (208°F)
400°C (752°F)
881°C (1618°F)

192
161
113
ELECTRICAL RESISTIVITY,SOLID
20°C (68°F)
97.8°C (208°F)

4.69
6.6
CRITICAL TEMPERATURE
9.64
22.1
52.9
VAPOR PRESSURE, LIQUID
435°C (815°F)
545°C (1013°F)
695°C (1283° F)
910°C (1670°F)

1.0
10.0
100.0
1000.0

 

 



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