WAEC Chemistry 2018 Objective — Question 34
Question 34 of 50 from the West African Examinations Council (WAEC) Chemistry 2018 Objective paper, with the correct answer and a full explanation.
Advertisement
When Zinc is added to AgNO₃ solution, crystals of silver form on surface. This indicates that zinc is
- A. oxidizedCorrect
- B. reduced
- C. decomposed
- D. dissociated
Explanation
Zinc loses electrons to displace silver from solution (Zn → Zn²⁺ + 2e⁻), meaning zinc is oxidized.
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.