Write appropriate chemical reaction equations to show why
(1) nearly colorless solid nickel(II) sulfate dissolves in water to produce a green solution, then
(2) the addition of ammonia produces a blue solution, and
(3) evaporation of the solvent produces a blue-violet precipitate.

Question

Write appropriate chemical reaction equations to show why 
(1) nearly colorless solid nickel(II) sulfate dissolves in water to produce a green solution, then 
(2) the addition of ammonia produces a blue solution, and 
(3) evaporation of the solvent produces a blue-violet precipitate.

Quizplus · Accepted Answer

The Answer of Write appropriate chemical reaction equations to show why 
(1) nearly colorless solid nickel(II) sulfate dissolves in water to produce a green solution, then 
(2) the addition of ammonia produces a blue solution, and 
(3) evaporation of the solvent produces a blue-violet precipitate.

Write Appropriate Chemical Reaction Equations to Show Why