The d- & f-Block Elements in NSEC: previous year question analysis

The d- & f-Block Elements has appeared 34 times in NSEC between 2007 and 2025, making it the 18th most-asked of 29 chapters and about 2.6% of the bank. Over the last 5 years it has averaged 2 questions per year.

Total PYQs
34
Years covered
2007–2025
Weightage rank
#18 of 29
Share of bank
2.6%

How many The d- & f-Block Elements questions appeared each year

The d- & f-Block Elements NSEC question count by year
YearQuestionsRelative volume
20082
20093
20102
20113
20124
20136
20141
20154
20163
20221
20241
20251

Which The d- & f-Block Elements sub-topics are asked most

Every question in this chapter is tagged to a sub-topic, so you can see exactly where the marks sit before you revise.

  • Spin-only magnetic moment3 questions
  • Colour of transition metal ions3 questions
  • Alloys2 questions
  • Electronic configuration / unpaired electrons2 questions
  • Lanthanide oxidation states2 questions
  • Reaction of Fe with Cl21 questions
  • Magnetic moment / unpaired electrons1 questions
  • Shielding by d electrons1 questions
  • Colour of transition-metal ions1 questions
  • Charge-transfer colour of permanganate1 questions

Question formats used in The d- & f-Block Elements

  • Single-correct MCQ32
  • Multiple-correct MCQ2

How The d- & f-Block Elements compares with nearby chapters

Counts are computed from AcadXL’s own NSEC question bank, tagged chapter- and sub-topic-wise and checked against official answer keys. Sign in to attempt the 34 The d- & f-Block Elements questions with solutions.