Log ind
JAMB - Chemistry (1982 - No. 3)
An amphoteric oxide is an?
amorphous oxide of a metal
amorphous oxide of a non-mental
oxide that is insoluble in water
oxide that behaves both as a base as well as an acid
oxide that loses its oxygen on sublimation
Kommentarer (0)
Log ind for at kommentere
Reklame
Tillad, at javascript indlæser denne side korrekt
