Today's puzzle

Elements / 28

28Ni58.693

Nickel

Transition metal · d-block · ring N · spoke 10

Nickel is element 28, a transition metal. It sits on ring N (period 4) on spoke 10. Follow that spoke toward the center and out again to find its chemical relatives.

HHeLiBeBCNOFNeNaMgAlSiPSClArKCaScTiVCrMnFeCoNiCuZnGaGeAsSeBrKrRbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXeCsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRnFrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg119120

Properties

Density8.91 g/cm³Terrain →
Melting point1,728 K · 1,455 °CTerrain →
Boiling point3,003 K · 2,730 °CTerrain →
Electronegativity1.91Terrain →
First ionization energy737 kJ/molTerrain →
Atomic weight58.6934 uTerrain →
Crustal abundance84 ppmTerrain →
Discovered1751Terrain →

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. Baron Axel Fredrik Cronstedt discovered it in 1751 in an ore that German miners had dismissed as false copper.
  2. Its name comes from a German word meaning Devil's copper, or Old Nick's copper. Its minerals were once used to tint glass green.

Checked against winter.group.shef.ac.uk.

Spoke 10

Ring N (period 4)

Play with Nickel

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