Compound: [NpCl3]

Owner Referee Record added Record modified CAS Registry MolBase ID MolBase status
Kin Man Au Mike Morris 16 Nov 2004 17:37 22 Nov 2004 11:21 [20737-06-8] 1013 Accepted

Neptunium(III) chloride

Compound formula

Central atom Formula Structural formula Isomer label Charge Formula weight Specific rotation label Absolute rotation label
neptunium (Np) Cl3Np1 [NpCl3] 0 343.359

Classification for Np

This compound is regarded as an extended lattice so some entries in the next table are not computed.

Oxidation number MLXZ class Coordination number (CN) Donor set Total valence electron count VE configuration Magnetism Block
3 f4 f

Contributed properties

Geometry about Np Point group Distortion type Physical state Colour Melting point
tricapped trigonal prismatic (9) solid Green 800-800 °C


No notes yet entered.

Key references

  1. Dictionary of Inorganic Compounds ID: IC-016928

3D structure


No synthesis notes yet entered.


No reactions yet entered.

Other calculated properties

Element percentages

   Cl     30.98%
   Np     69.02%

Isotope pattern

     342  100.00  __________________________________________________
     343    0.00  
     344   95.88  ________________________________________________
     345    0.00  
     346   30.65  _______________
     347    0.00  
     348    3.26  __