what color does cobalt - oxide produce?\na. b...
what color does cobalt - oxide produce?\na. blue - violet\nb. red\nc. yellow\nd. green\nplease select the best answer from the choices provided\na\nb\nc\nd
Answer
# Brief Explanations:
Cobalt - oxide is well - known for producing a blue - violet color. This property makes it useful in various applications like coloring glass, ceramics, etc.
# Answer:
A. blue - violet