Atomic and nuclear properties of materials:
Liquid chlorine (Cl2) (Cl)
QuantityValueUnits ValueUnits
Atomic number 17     
Atomic mass 35.453(2) g mole-1   
Density 1.57 g cm-3   
Mean excitation energy 174.0 eV   
Minimum ionization 1.608 MeV g-1cm2 2.531 MeV cm-1
Nuclear collision length 73.8 g cm-2 46.88 cm
Nuclear interaction length 115.7 g cm-2 73.51 cm
Pion collision length 99.5 g cm-2 63.23 cm
Pion interaction length 144.9 g cm-2 92.08 cm
Radiation length 19.28 g cm-2 12.25 cm
Critical energy 34.32 MeV (for e-) 33.35 MeV (for e+)
Molière radius 11.91 g cm-2 7.567 cm
Plasma energy 25.03 eV   
Muon critical energy 506. GeV   
Melting point 171.6 K -101.5 C
Boiling point @ 1 atm 239.1 K -34.04 C
For muons, dE/dx = a(E) + b(E) E. Tables of b(E): PS PDF TEXT
Table of muon dE/dx and Range: PS PDF TEXT
Explanation of some entries
Table of isotopes Warning: may not be current
x ray mass attenuation coefficients