Post-UTME Chemistry 2017 Objective — Question 15
Question 15 of 20 from the Post-UTME Screening (Post-UTME) Chemistry 2017 Objective paper, with the correct answer and a full explanation.
Advertisement
One of the products formed when chlorine is bubbled slowly through a solution of potassium iodide is
- A. potassium
- B. solid iodineCorrect
- C. potassium hydroxide solution
- D. hydrogen iodide vapour
Explanation
Chlorine displaces iodine from potassium iodide (Cl2 + 2KI -> 2KCl + I2), producing iodine, which appears as a solid/dark precipitate.
Advertisement
Sign up free to unlock
- Score tracking
- Practice history
- Saved questions
- Progress dashboard
- Personalized sessions
- Weak-topic breakdown
…and/or go further with premium services and No Ads.