NEET Chemistry: Chemistry - Halogen Family questions with solutions

Q1. Colour of the solution when \( K I \) reacts with \( B r_{2} \) is:

1. pale yellow
2. reddish-brown
3. black
4. none of the above

Answer: pale yellow

When bromine reacts with potassium iodide, iodide ions are oxidized to iodine. In solution, iodine gives a pale yellow to brownish color depending on concentration, and here the expected observation is pale yellow.