Answer & Explanation
The visible colors from Longest wavelength to Shortest wavelength are :: Red, Orange, Yellow, Green, Blue and Violet.
Red > Orange > Yellow > Green > Blue > Violet.
1. Infrared radiation has a longer wavelength than visible Red light.
2. Ultraviolet radiation has a shorter wavelength than the visible violet light.
3. The white light is a mixture of the colors of the visible spectrum.