ROENTGENIUM, Rg (111)

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ATOMIC ARCHITECTURE

Spectrograph
Elemental Tile
Roentgenium
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ROENTGENIUM

Rg (111)

ˌrɜːntˈɡeɪniəm

PHONETICS

Roentgenium is an extremely radioactive synthetic element. The most stable known isotope, roentgenium-281, has a half-life of 26 seconds and is calculated to have similar properties to its lighter homologues, copper, silver, and gold, although it may show some differences from them.

ELEMENT BRIEF

1994 by Workers at Gesellschaft für Schwerionenforschung, Germany.

DISCOVERY

From the name of Wilhelm Conrad Roentgen, discoverer of X-rays.

ETYMOLOGY

Roentgenium

ELEMENT

Rg

SYMBOL

111

ATOMIC NUMBER

54386-24-2

CAS NUMBER
element

ELEMENTAL SPECTRUM


-

ELEMENTAL COLOUR


-

REFRACTIVE INDEX


-

POISSON RATIO


9.762 cm³

MOLAR VOLUME


-

BRINELL HARDNESS


-

MOHS HARDNESS


-

VICKERS HARDNESS


-

SPEED OF SOUND


-

BULK MODULUS


-

SHEAR MODULUS


-

YOUNG MODULUS


ALLOTROPES

NONE

-

MELTING POINT


-

BOILING POINT


-

AUTOMATIC IGNITION


-

FLASHPOINT


-

CRITICAL TEMPERATURE


-

CRITICAL PRESSURE


-

THERMAL CONDUCTIVITY


-

THERMAL EXPANSION


-

SPECIFIC HEAT


-

HEAT FUSION


-

HEAT VAPORISATION


-

HEAT COMBUSTION


-

CURIE POINT


-

NEEL POINT


-

ADIABATIC INDEX


Solid

PHASE

-

ELECTRICAL TYPE


-

CONDUCTIVITY


-

RESISTIVITY


-

SUPERCONDUCTING POINT


-

MAGNETIC TYPE


-

MASS SUSCEPTIBILITY


-

MOLAR SUSCEPTIBILITY


-

VOLUME SUSCEPTIBILITY

Transition Metal

CLASSIFICATION


280.165'140'0

ATOMIC WEIGHT


-

ATOMIC RADIUS


121 pm

COVALENT RADIUS SINGLE BOND


116 pm

COVALENT RADIUS DOUBLE BOND


118 pm

COVALENT RADIUS TRIPLE BOND


-

VAN DER WAALS RADIUS


[Rn]7s²5f¹⁴6d¹⁰

ELECTRON CONFIGURATION


Cubic, Body-centred

CRYSTAL STRUCTURE


28.700'00 g/cm³

DENSITY AS SOLID


-

DENSITY AS LIQUID


-

DENSITY AS GAS


-

SPACE GROUP NAME


-

SPACE GROUP NUMBER


-

LATTICE ANGLES


-

LATTICE CONSTANTS

-

VALENCE


-

ELECTRONEGATIVITY


-

ELECTRON AFFINITY


IONISATION ENERGY

element

-

UNIVERSE


-

METEORITES


-

SUN


-

EARTH CRUST


-

OCEANS


-

HUMANS

10.00 minutes

HALF LIFE


14.50 minutes

LIFETIME


6d¹⁰ = 6, 2, +1, -1/2

QUANTUM NUMBERS


-

NEUTRON CROSS SECTION


-

NEUTRON MASS ABSORPTION


STABLE ISOTOPES

NONE


UNSTABLE ISOTOPES

element element element element
element element element element
element element element element

ISOTOPIC CHAIN

CENTRALDATACORE

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