MOSCOVIUM, Mc (115)

Moscovium is an extremely radioactive element; its most stable known isotope, ununpentium-289, has a half-life of 220 milliseconds. About 50 atoms of Moscovium have been observed to date, all of which have been shown to have mass numbers from 287 to 290. Calculated to have some similar properties to its lighter homologues, nitrogen, phosphorus, arsenic, antimony, and bismuth.

ELEMENT BRIEF

2003 by Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory.

DISCOVERY

Named after the Moscow region.

ETYMOLOGY

Moscovium

ELEMENT

Mc

SYMBOL

115

ATOMIC NUMBER

54085-64-2

CAS NUMBER

ELEMENTAL SPECTRUM

-

ELEMENTAL COLOUR

-

REFRACTIVE INDEX

-

POISSON RATIO

21.348 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

Basic Metal

CLASSIFICATION

288.192'740'0

ATOMIC WEIGHT

-

ATOMIC RADIUS

-

COVALENT RADIUS SINGLE BOND

-

COVALENT RADIUS DOUBLE BOND

-

COVALENT RADIUS TRIPLE BOND

187 pm

VAN DER WAALS RADIUS

[Rn]7s²5f¹⁴6d¹⁰7p³

ELECTRON CONFIGURATION

Cubic, Face-centred

CRYSTAL STRUCTURE

13.500'00 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