Which colour deviates (i) most (ii) least on passing through a prism ?

Why do different colours deviate through different angles on passing through a prism ?

Out of all colours making the white light, which one will deviate the most while it passes through a prism?

What is angle of deviation through a prism ?

Which of the following colours of white light deviated most when passes through a prism ?

A beam of white light falls on a glass prism. The colour of light which undergoes the least bending on passing through the glass prism is :

A ray of light suffers a deviation of 3.2^(@) on passing through a thin prism of angle 5^(@) . What is the refractive index of the material of the prism ?