Today's puzzle

Elements / 115

115Mc[290]

Moscovium

Properties unknown · p-block · ring Q · spoke 15

Moscovium is element 115, a properties unknown. It sits on ring Q (period 7) on spoke 15, the pnictogens. Follow that spoke toward the center and out again to find its chemical relatives.

HHeLiBeBCNOFNeNaMgAlSiPSClArKCaScTiVCrMnFeCoNiCuZnGaGeAsSeBrKrRbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXeCsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRnFrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg119120

Properties

DensityNot measuredTerrain →
Melting pointNot measuredTerrain →
Boiling pointNot measuredTerrain →
ElectronegativityNot measuredTerrain →
First ionization energyNot measuredTerrain →
Atomic weight289 u4th heaviest of 118Terrain →
Crustal abundanceNot measuredTerrain →
Discovered2003Terrain →

Values from open reference data; see sources. "Terrain" opens that property as a 3D landscape across the whole spiral.

Two things you might not know

  1. Americium-243 bombarded with calcium-48 gave four atoms in August 2003. Its most stable known isotope lasts only 0.65 s.
  2. Named in 2016 for the Russian region (oblast) that hosts the JINR. First made in 2003 by a Russian-American team.

Checked against en.wikipedia.org.

Spoke 15: Pnictogens

Ring Q (period 7)

Play with Moscovium

Watch it fly into its seat, or raise the whole spiral into a landscape and see where it peaks.