d- and f-Block Elements: NEET Chemistry Previous Year Questions

399 previous year questions from d- and f-Block Elements. Here are the 25 most important ones; open any question for the correct answer and a full step-by-step solution.

1. $Which of the following group of transition metals is called coinage metals?$
2. $A transition metal ion exists in its highest oxidation state. It is expected to behave as$
3. $Identify the incorrect statement from the following:$
4. $The radius of La3+ (Atomic number of La = 57) is 1.06Å. Which one of the following given values will be closest to the radius of Lu3+ (Atomic number of Lu = 71) ?$
5. $Which of the following factors may be regarded as the main cause of lanthanide contraction?$
6. $A solution of C r O_{5} in amyl alcohol has a....colour$
7. $In which one of the following pairs, both the elements does not have (n - 1) d^{10} n s^{2} configuration in its elementary state?$
8. $Which one of the following is used to remove most of plutonium from spent nuclear fuel?$
9. $Choose the correct statement. Fe^{3 +} ion is more stable than Fe^{2 +} ion because$
10. $Which of the following elements are not regarded as transition elements?$
11. $Which of the following exhibits only + 3 oxidation state?$
12. $A mixture of NaCl and K_{2} Cr_{2} O_{7} is heated with conc. H_{2} SO_{4}, deep red vapours are formed. Which of the following state\dots$
13. $When a mixture of manganese dioxide, potassium hydroxide and potassium chlorate is fused, the product obtained are$
14. $Identify the inorganic sulphides that are yellow in colour: (A) (NH_{4})_{2} S (B) Pbs (C) Cus (D) As_{2} S_{3} (E)\dots$
15. $In chromyl chloride, the number of d-electrons present on chromium is same as in (Given at no. of Ti : 22, V : 23, Cr : 24, Mn : 25, Fe : 26)$
16. $A transition metal exists in its highest oxidation state. It is expected to behave as$
17. $In a transition series, with the increase in atomic number, the paramagnetism$
18. $Find the compound ' A' from the following reaction sequences. A\dots$
19. $The pair of metal ions that can give a spin-only magnetic moment of 3.9 BM for the complex [M (H_{2} O)_{6}] C l_{2} is :$
20. $What are different possible oxidation states exhibited by scandium?$
21. $Which one of the following is correct for all elements from Sc to Cu?$
22. $The basic character of the transition metal monoxide follows the order: (At. no. : Ti = 22, V = 23, Cr = 24, Fe = 26)$
23. $Identify the incorrect statement among the following:$
24. $The pair of lanthanides in which both elements have high third-ionization energy is:$
25. $Which one of the following lanthanide ions does not exhibit paramagnetism?$

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d- and f-Block Elements: NEET Chemistry Previous Year Questions

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