Compounds of Transition Elements Quiz Online Practice Test

1. Which range of atomic numbers corresponds to the elements in the 3d transition series?

2. Which of the following is the first element in the transition series?

3. Why are transition metals typically colored?

4. How do the atomic radii of d-block elements in a series change with increasing atomic number?

5. What property do transition metals gain from forming interstitial compounds?

6. In which group of elements is paramagnetism commonly observed?

7. How do transition metal complexes typically act in chemical reactions?

8. Why do transition elements exhibit variable valency?

9. How does the density of transition metals change across a series?

10. In industrial processes, transition elements and their oxides are commonly utilized as:

11. What is the characteristic color of KMnO4?

12. Which chemical formula represents hematite?

13. Which compound among the following is amphoteric?

14. Which reagent is known as Baeyer's reagent?

15. Which metal is commonly used as a thermometric liquid?

16. Which test does AgCl not respond to?

17. Which compound is known to form double salts with sulfates of alkali metals?

18. Which compound is utilized in ultraviolet calibration?

19. What is the coordination number of the transition element in [Pt Cl (NO₂)(NH₃)₄]2- ?

20. What is the correct electronic configuration of Cr?