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Chemistry - s Block Elements

Practise 42 NEET previous year questions on s Block Elements, compiled from papers spanning 2004 to 2023. 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.

s Block Elements has been asked in 18 of the 39 years of NEET papers analysed (1988–2026), with 42 questions in all. 74% of them were easy, 24% moderate and 2% tough. Most of its questions came from 2010, with 5 questions that year. In the last three years (2024–2026) it had 0 questions across 13 papers, about 0 per paper.

The chapter's 5 topics are not weighted equally: Compounds of Alkaline Earth Metals (11 questions, 26%), General Characteristics of Alkali Metals (11 questions, 26%), and Properties of S-block elements (8 questions, 19%) have been asked the most. Over the last five years the most frequent topics have been Properties of S-block elements (3), Compounds of Alkaline Earth Metals (2), and General Characteristics of Alkali Metals (1). Alkaline Earth Metals has produced the most tough questions (1).

  1. 1Which one of the following statements is correct?2023 (All India)Properties of S-block elements
  2. 2Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Lithium and berylli2023 (Manipur)Properties of S-block elements
  3. 3Given below are two statements: Statement I : Hydrated chlorides and bromides of and on heating undergo hydrolysis. Statement II : Hydrated 2023 (Manipur)Properties of S-block elements
  4. 4Identify the incorrect statement from the following2022 (Phase 1)General Characteristics of Alkali Metals
  5. 5Match List - I with List - II. List - I List -II (a) Li (i) absorbent for carbon dioxide (b) Na (ii) electrochemical cells (c) KOH (iii) coo2022 (Phase 1)Compounds of Alkali Metals
  6. 6and are components of :2022 (Phase 2)Compounds of Alkaline Earth Metals
  7. 7Which one of the following is not a calcination reaction?2022 (Phase 2)Compounds of Alkaline Earth Metals
  8. 8Among the following alkaline earth metal halides, one which is covalent and soluble in organic solvents is.2021Alkaline Earth Metals
  9. 9The structures of beryllium chloride, in solid state and vapour phase, are:2021Properties of S-block elements
  10. 10Identify the correct statement from the following.2020 (Phase 2)Properties of S-block elements
  11. 11What is the role of gypsum, CaSO 4 . 2 H 2 O in setting of cement? Identify the correct option from the following:2020 (Phase 2)Compounds of Alkaline Earth Metals
  12. 12Which of the following is an amphoteric hydroxide?2019 (All India)Properties of S-block elements
  13. 13Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is2019 (All India)Compounds of Alkaline Earth Metals
  14. 14Crude sodium chloride obtained by crystallisation of brine solution does not contain2019 (Odisha)Properties of S-block elements
  15. 15Which of the alkali metal chloride ( forms its dihyrate salt easily?2019 (Odisha)General Characteristics of Alkali Metals
  16. 16Magnesium reacts with an element X to form an ionic compound. If the ground state electronic configuration of X is 1 s 2 , 2 s 2 , 2 p 3 , t2018Compounds of Alkaline Earth Metals
  17. 17Which of the following oxides is most acidic in nature?2018General Characteristics of Alkali Metals
  18. 18Ionic mobility of which of the following alkali metal ions is lowest when aqueous solution of their salt are put under an electric field?2017General Characteristics of Alkali Metals
  19. 19Which of the following statements is false?2016 (Phase 1)Compounds of Alkaline Earth Metals
  20. 20The suspension of slaked lime in water is known as2016 (Phase 2)Compounds of Alkaline Earth Metals
  21. 21In context with beryllium, which one of the following statements is incorrect.2016 (Phase 2)Properties of S-block elements
  22. 22The solubility of the alkaline earth s metal sulphates in water decreases in the sequence:2015 (Phase 1)Alkaline Earth Metals
  23. 23On heating which of the following releases C O 2 most easily?2015 (Phase 2)Compounds of Alkaline Earth Metals
  24. 24In Castner-Kellner cell for production of sodium hydroxide2013 (Karnataka)Compounds of Alkali Metals
  25. 25Which one of the alkali metals, forms only, the normal oxide, on heating in air?2012 (Screening)General Characteristics of Alkali Metals
  26. 26Match list I with list II for the compositions of substances and select the correct answer using the code given below the lists.2011 (Mains)Compounds of Alkaline Earth Metals
  27. 27The compound on heating gives a colourless gas and a residue that is dissolved in water to obtain . Excess of is bubbled through aqueous sol2010 (Mains)Compounds of Alkaline Earth Metals
  28. 28Which one of the following compounds is a peroxide?2010 (Screening)Compounds of Alkali Metals
  29. 29Property of the alkaline earth metals that increases with their atomic number2010 (Screening)Alkaline Earth Metals
  30. 30Which of the following alkaline earth metal sulphates has hydration enthalpy higher than the lattice enthalpy?2010 (Screening)Alkaline Earth Metals
  31. 31Which one of the following species does not exist under normal conditions ?2010 (Screening)Alkaline Earth Metals
  32. 32In the case of alkali metals, the covalent character decreases in the order :2009 (Mains)Compounds of Alkali Metals
  33. 33Which of the following oxides is not expected to react with sodium hydroxide ?2009 (Screening)Compounds of Alkali Metals
  34. 34In the case of alkali metals, the covalent character decreases in the order2009 (Screening)General Characteristics of Alkali Metals
  35. 35The sequence of ionic mobility in aqueous solution is2008 (Mains)General Characteristics of Alkali Metals
  36. 36The alkali metals from salt-like hydrides by the direct synthesis at elevated temperature. The thermal stability of these hydrides decreases2008 (Mains)General Characteristics of Alkali Metals
  37. 37Equimolar solutions of the following were prepared in water separately. Which one of the solutions will record the highest ?2008 (Mains)Alkaline Earth Metals
  38. 38The sequence of ionic mobility in aqueous solution is2008 (Screening)General Characteristics of Alkali Metals
  39. 39The correct order of increasing thermal stability of and is:2007General Characteristics of Alkali Metals
  40. 40In which of the following the hydration energy is higher than the lattice energy?2007Alkaline Earth Metals
  41. 41The correct order of the mobility of the alkali metal ions in aqueous solution is:2006General Characteristics of Alkali Metals
  42. 42A solid compound on heating gives gas and a residue. The residue mixed with water forms Y. On passing an excess of through in water, a clear2004Compounds of Alkaline Earth Metals

Frequently Asked Questions

1.How many questions are available for s Block Elements?

This chapter includes 42 questions compiled from NEET papers spanning 2004 to 2023.

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

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

3.Is s Block Elements an important chapter for NEET Chemistry?

s Block Elements has appeared in 18 of the 25 years of NEET papers covered here, with 42 questions across 26 papers - about 2 per paper it appears in.

4.What is the difficulty level of s Block Elements questions in NEET?

Of the 42 questions analysed for this chapter, 74% are easy, 24% moderate and 2% tough. 2010 had the most, with 5 questions.

5.Which topics in s Block Elements should I focus on?

These topics have carried the most weightage in s Block Elements:

  • Compounds of Alkaline Earth Metals - 11 questions (26%)
  • General Characteristics of Alkali Metals - 11 questions (26%)
  • Properties of S-block elements - 8 questions (19%)
  • Alkaline Earth Metals has produced the most tough questions (1).
6.Is s Block Elements's weightage in NEET going up or down?

Across all 26 papers analysed, s Block Elements has averaged about 1.6 questions per paper. In the last three years (2024–2026), that average has fallen, at about 0.0 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.