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Chemistry - d and f Block Elements

Practise 79 NEET previous year questions on d and f Block Elements, compiled from papers spanning 2002 to 2026. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty NEET tests.

d and f Block Elements has been asked in 24 of the 39 years of NEET papers analysed (1988–2026), with 79 questions in all. 51% of them were easy, 43% moderate and 6% tough. Most of its questions came from 2024, with 8 questions that year. In the last three years (2024–2026) it had 15 questions across 13 papers, about 1.2 per paper.

The chapter's 3 topics are not weighted equally: Properties of D-block elements (34 questions, 43%), F-Block elements (28 questions, 35%), and Compounds of Transition Metals (17 questions, 22%) have been asked the most. Over the last five years the most frequent topics have been F-Block elements (9), Properties of D-block elements (8), and Compounds of Transition Metals (5). Properties of D-block elements has produced the most tough questions (3).

  1. 1Match List I with List II : List I (Transition metal/compound/complex) List II (Catalytic Role) A. I. Preparation of ammonia from mixture B.2026 (Cancelled)Properties of D-block elements
  2. 2Although oxidation state is most common in lanthanoids, cerium still shows oxidation state because :2026 (Cancelled)F-Block elements
  3. 3The calculated 'spin-only' magnetic moment of is :2026 (Cancelled)Properties of D-block elements
  4. 4The lanthanide ion having four unpaired electrons is (Given : Atomic numbers of Ce , Nd , Tb and Ho )2026 (Re-NEET)F-Block elements
  5. 5The green paramagnetic species formed by heating KMnO at K is2026 (Re-NEET)Compounds of Transition Metals
  6. 6Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R . Assertion A : Generally, transition 2026 (Re-NEET)Properties of D-block elements
  7. 7Given below are two statements : Statement I : Ferromagnetism is considered as an extreme form of paramagnetism. Statement II : The number o2025Properties of D-block elements
  8. 8The value for the couple is more positive than that of or due to change of2024Properties of D-block elements
  9. 9'Spin only' magnetic moment is same for which of the following ions? A. B. C. D. E. Choose the most appropriate answer from the options give2024Properties of D-block elements
  10. 10The pair of lanthanoid ions which are diamagnetic is2024F-Block elements
  11. 11During the preparation of Mohr's salt solution (Ferrous ammonium sulphate), which of the following acid is added to prevent hydrolysis of io2024Compounds of Transition Metals
  12. 12Baeyer's reagent is :2024 (Re-NEET)Compounds of Transition Metals
  13. 13Which of the following set of ions act as oxidising agents?2024 (Re-NEET)F-Block elements
  14. 14The UV-visible absorption bands in the spectra of lanthanoid ions are ' ', probably because of the excitation of electrons involving ' '. Th2024 (Re-NEET)F-Block elements
  15. 15The oxidation states not shown by Mn in given reaction is : A. +6 B. +2 C. +4 D. +7 E. +3 Choose the most appropriate answer from the option2024 (Re-NEET)Compounds of Transition Metals
  16. 16The stability of Cu 2 + is more than Cu + salts in aqueous solution due to -2023 (All India)F-Block elements
  17. 17Which of the following statements are INCORRECT? A. All the transition metals except scandium form MO oxides which are ionic. B. The highest2023 (All India)Properties of D-block elements
  18. 18Which of the following is correctly matched?2023 (Manipur)Properties of D-block elements
  19. 19Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Ionisation enthal2023 (Manipur)F-Block elements
  20. 20Gadolinium has a low value of third ionisation enthalpy because of2022 (Phase 1)F-Block elements
  21. 21In the neutral or faintly alkaline medium, KMnO 4 oxidises iodide into iodate. The change in oxidation state of manganese in this reaction i2022 (Phase 1)Compounds of Transition Metals
  22. 22Decrease in size from left to right in actinoid series is greater and gradual than that in lanthanoid series due to:2022 (Phase 2)F-Block elements
  23. 23Zr ( Z = 40 ) and Hf ( Z = 72 ) have similar atomic and ionic radii because of:2021F-Block elements
  24. 24The incorrect statement among the following is:2021F-Block elements
  25. 25Identify the incorrect statement.2020 (Phase 1)Properties of D-block elements
  26. 26Identify the incorrect statement from the following:2020 (Phase 2)F-Block elements
  27. 27Match the following aspects with the respective metal. Aspects Metal (a) The metal which reveals a maximum number of oxidation states (p) Sc2020 (Phase 2)Properties of D-block elements
  28. 28Which of the following oxide is amphoteric in nature?2020 (Phase 2)Properties of D-block elements
  29. 29Match the catalyst with the process Which of the following is the correct option?2019 (Odisha)Properties of D-block elements
  30. 30When neutral or faintly alkaline is treated with potassium iodide, iodide ion is converted into ' '. ' ' is2019 (Odisha)Compounds of Transition Metals
  31. 31Match the metal ions given in Column I with the spin magnetic moments of the ions given in Column II . Column I Column II a. Co 3 + i. 8 B .2018Properties of D-block elements
  32. 32H g C l 2 and I 2 both when dissolved in water containing I - ions the pair of species formed is:2017Compounds of Transition Metals
  33. 33Name the gas that can readily decolourise acidified KMnO 4 solution.2017Compounds of Transition Metals
  34. 34It is because of the inability of ns 2 electrons of the valence shell to participate in bonding that2017Properties of D-block elements
  35. 35The reason for greater range of oxidation states in actinoids is attributed to2017F-Block elements
  36. 36Which one of the following statements is correct when S O 2 is passed through acidified K 2 C r 2 O 7 solution?2016 (Phase 1)Compounds of Transition Metals
  37. 37The electronic configurations of Eu (Atomic no. 63 ), Gd (Atomic no. 64 ) and Tb (Atomic no. 65 ) are:2016 (Phase 1)F-Block elements
  38. 38Which one of the following statements related to lanthanons is incorrect?2016 (Phase 2)F-Block elements
  39. 39Because of lanthanoid contraction, which of the following pairs of elements have nearly the same atomic radii? (Number in the parenthesis ar2015 (Phase 1)F-Block elements
  40. 40Spin only magnetic moment 2 .84 BM is given by: (Atomic Number of Ni =28, Ti =22, Cr =24, Co =27 )2015 (Phase 1)Properties of D-block elements
  41. 41Gadolinium belongs of 4f series. Its atomic number is 64. Which of the following is the correct electronic configuration of gadolinium?2015 (Phase 2)Properties of D-block elements
  42. 42In acidic medium, H 2 O 2 changes C r 2 O 7 - 2 to C r O 5 which has two - O - O - bonds Oxidation state of C r in C r O 5 is:2014Compounds of Transition Metals
  43. 43The reaction of aqueous K M n O 4 with H 2 O 2 in acidic conditions gives:2014Compounds of Transition Metals
  44. 44Reason of lanthanoid contraction is:2014F-Block elements
  45. 45Which of the following lanthanoid ions is diamagnetic? (At. nos. , )2013 (All India)F-Block elements
  46. 46can be prepared from as per reaction \(3 {MnO}_2^{2-}+2 {H}_2 {O} 2 {MnO}_4^{-}+ {MnO}_2+4 {OH}^{-}\). The reaction can go to completion by 2013 (All India)Compounds of Transition Metals
  47. 47Which of the following statements about the interstitial compounds is incorrect?2013 (All India)Properties of D-block elements
  48. 48The outer electronic configuration of (At. No. 64) is:2013 (Karnataka)F-Block elements
  49. 49is transition element but is not because:2013 (Karnataka)Properties of D-block elements
  50. 50Which one of the following does not correctly represent the correct order of the property indicated against it?2012 (Mains)Properties of D-block elements

Frequently Asked Questions

1.How many questions are available for d and f Block Elements?

This chapter includes 79 questions compiled from NEET papers spanning 2002 to 2026.

2.Are these questions only from NEET, or from other exams too?

These are NEET questions specifically for the d and f Block Elements chapter. Questions from other exams like AIIMS or JIPMER are organised separately under their respective exam sections.

3.Is d and f Block Elements an important chapter for NEET Chemistry?

d and f Block Elements has appeared in 24 of the 25 years of NEET papers covered here, with 79 questions across 35 papers - about 2 per paper it appears in.

4.What is the difficulty level of d and f Block Elements questions in NEET?

Of the 79 questions analysed for this chapter, 51% are easy, 43% moderate and 6% tough. 2024 had the most, with 8 questions.

5.Which topics in d and f Block Elements should I focus on?

These topics have carried the most weightage in d and f Block Elements:

  • Properties of D-block elements - 34 questions (43%)
  • F-Block elements - 28 questions (35%)
  • Compounds of Transition Metals - 17 questions (22%)
  • Properties of D-block elements has produced the most tough questions (3).
6.Is d and f Block Elements's weightage in NEET going up or down?

Across all 35 papers analysed, d and f Block Elements has averaged about 2.3 questions per paper. In the last three years (2024–2026), that average has fallen, at about 1.2 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.