Gay Lussac and Thnard have shown this substance to be a protoxide.
It consists of silica 25; protoxide of manganese 60; water 13.
It exhibits before the blowpipe the same behavior as the protoxide.
Phosphate of protoxide of manganese; Manganesii phosphas, L. Prep.
Sulphate of protoxide of manganese; Manganesii sulphas, L. Prep.
What is the difference between the peroxide and the protoxide of iron?
protoxide of mercury is completely insoluble in hydrochloric acid.
What is the difference between peroxide and protoxide of iron?
From white lead, by calcination, in a nearly similar manner to that by which red lead is prepared from the protoxide.
It is not magnetic, and has less affinity for acids than the protoxide.