Rentgeny atomic mass oxidation number valence density boiling point melting point physical chemical properties the structure of the conductivity the conductivity of the crystal lattice

Rentgeny, properties of atom, chemical and physical properties.

 

 

 

Rg 111 Rentgeny

282 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d10 5f14 6s2 6p6 6d10 7s1

 

Rentgene — element of the periodic system of chemical elements of Mendeleev with atomic number 111. Is 11-th group (old classification — side subgroup of the first group), the seventh period of the periodic system.

 

General information

Properties of an atom

Chemical properties

Physical properties

Table of chemical elements of D. I. Mendeleev

 

General information

 
Name Rentgeny/ Roentgenium
Symbol Rg
Room at the table 111
Type Metal
Open Center for the study of heavy ions, Germany, 1994.
Appearance, etc. Radioactive metal
The contents in the earth’s crust 0 %. Obtained by synthesis.
The contents in the ocean 0 %

Properties of an atom

 
The atomic mass (molar mass) 282 and. E. M. (g/mol)
Electronic configuration 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d10 5f14 6s2 6p6 6d10 7s1

 

The radius of the atom

Chemical properties

 
Oxidation estimated +5, +3, +1, -1
Valence +1
Covalent radius
The radius of the ion
Radius van der Waals
Electronegativity
Energy of ionization (the first electron) estimated 1020 kJ/mol (of 10.57 eV)
Electrode potential

Physical properties

Density (under normal conditions)
Melting point
Boiling point
UD. the heat of fusion
UD. heat of evaporation
Molar heat capacity
Molar volume
The thermal conductivity (at 300 K)
The electrical conductivity in the solid phase
Superconductivity at a temperature of
Hardness
The lattice structure
The lattice parameters
Debye Temperature

 

Table of chemical elements of D. I. Mendeleev