When copper salt is added in aqueous NaOH

What does it produce

When copper salt is added in aqueous NaOH, it produces a blue-colored precipitate of copper hydroxide. The chemical equation for this reaction is:

Cu2+ (aq) + 2OH- (aq) → Cu(OH)2 (s)

When copper salt is added to aqueous NaOH, it undergoes a double displacement reaction to produce copper hydroxide (Cu(OH)2) and sodium salt.