Chemistry Annex

Nickel


Sources for these reactions can be found on the "Reactions Database" page.

Nickel ion (Ni2+)

3M HCl

No Reaction

3M H2SO4

No Reaction

1M Na3PO4

3Ni2+(aq) + 2PO43-(aq) → Ni3(PO4)2(s)

6M HNO3

Ni3(PO4)2(s) + 6H+(aq) → 3Ni2+(aq) + 2H3PO4(aq)

1M Na2CO3

Ni2+(aq) + CO32-(aq) → NiCO3(s)

6M HNO3

NiCO3(s) + 2H+(aq) → 3Ni2+(aq) + CO2(g) + H2O(l)

1M K2CrO4

No Reaction

3M NaOH

Ni2+(aq) + OH-(aq) → Ni(OH)2(s)

6M HNO3

Ni(OH)2(s) + 2H+(aq) → Ni2+(aq) + 2H2O(l)

19M NaOH

Ni2+(aq) + 4NH3(aq) → [Ni(NH3)4]2+(aq)

6M HNO3

Ni(OH)2(s) + 2H+(aq) → Ni2+(aq) + 2H2O(l)

3M NH3

Ni2+(aq) + 6NH3(aq) → [Ni(NH3)6]2+(aq)

15M NH3

Ni2+(aq) + 6NH3(aq) → [Ni(NH3)6]2+(aq)

OH- / H2S

Ni2+(aq) + S2-(aq) → NiS(s)

6M HNO3

NiS(s) + NO3-(aq) + 2H+ → Ni2+(aq) + NO2(g) + S(s) + H2O(l)

H+ / H2S

No Reaction