Question

When tincture iodine is dropped in 2ml groundnut oil what is the colour observed in the solution

Answer 1

WE CAN OBSERVE THE PURPLE COLOUR

Answer 2

Oils contain long chain fatty acid hydrocarbons. Iodine usually reacts with hydrocarbons to produce a characteristic bluish violet colour.

Hence in this question, the colour will change to bluish violet.

This phenomenon is commonly used by in various instances in scientific experiments as well as in daily life.

Iodine also produces this colour with starch