Producing Nickel (Ni)

Ni: Nickel

Cronsted (Sweden) discovered in 1751.

Abundance: 29ppm(in the earth's crust)

Bake sulfide of copper (chalcopyrite) and nickel.

Ni is contained in sulfides as minor component.

2NiS + 6O2 2NiO + 2SO2

Reduce it by heating with coke.

NiO + C Ni + CO

Apply electrodialysis to obtained ally.