portugués
água regia catalán
aigua règia A yellow fuming corrosive mixture of nitric and hydrochloric acid that dissolves metals (including gold)
1
The spent aqua regia may be put into a bottle.
2
Nitric acid and even aqua regia merely hissed and spattered against its torrid invulnerability.
3
It is soluble in aqua regia (nitro-hydrochloric acid).
4
It occurs in bright metallic scales, which do not alloy with lead, and are insoluble in aqua regia.
5
On treatment with hydrochloric acid or aqua regia they are decomposed; the yellow tungstic acid separates and remains insoluble.