Which of the following is not among the seven colours of the rainbow?

Correct option is B

White is not one of the seven colors of the rainbow. The seven colors, also known as VIBGYOR, are Violet, Indigo, Blue, Green, Yellow, Orange, and Red.
Important Key Points:
1. Rainbow Colors: Known as VIBGYOR - Violet, Indigo, Blue, Green, Yellow, Orange, Red.
2. Dispersion of Light: Colors result from the dispersion of light through water droplets.
3. Natural Phenomenon: Seen when sunlight passes through rain, creating a spectrum of colors.
4. Order of Colors: Always in the same sequence due to varying wavelengths.
5. Physics: An example of light refraction, dispersion, and reflection.
6. Cultural Significance: Often symbolized in art and literature.
7. Optical Illusion: Appears as a circular arc, though a full circle is seen from the sky.
Information Booster:
 Blue: One of the rainbow colors.
 White: Not a rainbow color, but a combination of all colors.
 Orange: Part of the rainbow spectrum.
 Violet: The color with the shortest wavelength in the rainbow.