Post-UTME Chemistry 2017 Objective — Question 20
Question 20 of 20 from the Post-UTME Screening (Post-UTME) Chemistry 2017 Objective paper, with the correct answer and a full explanation.
Advertisement
Which of the following is typical of transition metals?
- A. They form colourless complexes
- B. They exhibit variable valencesCorrect
- C. They have low melting points
- D. They do not act as catalysts
Explanation
Transition metals characteristically exhibit variable (multiple) oxidation states/valences.
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.