Cobalt oxide is blue
Copper oxide is green
Chromium oxide is yellow
All three are perfectly good metals. I don't think colour has anything to do with the quality of the metal or is a valid measurement of metal-value.
the primary colors are red yellow and blue. secondary colors are colors that you get if you mix two of the primary colors. if you mix blue and yellow you will get green. It is secondary.
Brown
the primary colors (red, blue, and yellow) can be mixed to create the secondary colors (green, purple, and orange). blue + yellow = green. blue + red = purple. red + yellow = orange. if you mix the secondary colors (green, purple and orange) you'd get a muddy brown color.
Pure water is evaporated faster.
The color that is between green and indigo on a rainbow is blue. Rainbows display a spectrum of colors, typically represented as red, orange, yellow, green, blue, indigo, and violet. Blue sits directly between green and indigo in this sequence.
red (rare), metallic green, blue, light blue, brown, lime green, yellow, silver, black, gray, purple (rare).
Green
You can mix blue and yellow to make the color green.
You need to mix blue with yellow to get green. Combining yellow and blue creates the secondary color green.
When blue and yellow are combined, you get the color green.
Yellow green is a tertiary color. Yellow and green mix in equal parts to make yellow-green. You can also mix 1 part blue and 3 parts yellow to make yellow-green.
When you mix blue and yellow together, you get the color green.
Green is the color between blue and yellow in the rainbow.
You get green when you mix yellow and blue.
Mix yellow with blue to get green.
Blue and yellow = green
The color green is made by mixing the color blue and yellow. Yellow and Blue. mix yellow and blue blue and yellow