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Chemistry - p Block Elements (Group 15, 16, 17 & 18)

Practise 168 AP EAMCET previous year questions on p Block Elements (Group 15, 16, 17 & 18), compiled from papers spanning 2001 to 2025. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty AP EAMCET tests.

p Block Elements (Group 15, 16, 17 & 18) has been asked in 23 of the 24 years of AP EAMCET papers analysed (2001–2024), with 168 questions in all. 42% of them were easy, 49% moderate and 8% tough. Most of its questions came from 2020, with 20 questions that year. In the last three years (2022–2024) it had 34 questions across 28 papers, about 1.2 per paper.

The chapter's 6 topics are not weighted equally: Halogens and Its Compounds (36 questions, 21%), Noble Gases (35 questions, 21%), and Phosphorus and Its Compounds (29 questions, 17%) have been asked the most. Halogens and Its Compounds has also led over the last five years, with 13 questions. Halogens and Its Compounds has produced the most tough questions (6).

  1. 1Complete hydrolysis of Xenon hexafluoride gives HF along with compound X. The hybridisation in X is27 May, 2025 (M)Noble Gases
  2. 2Orthophosphorus acid on disproportionation gives and another oxoacid of phosphorus ' X '. The basicity of X is26 May, 2025 (M)Phosphorus and Its Compounds
  3. 3Observe the following Products Products In both the reactions, a common product ' ' is obtained. The number of lone pair of elecrons on the 26 May, 2025 (E)Phosphorus and Its Compounds
  4. 4The number of bonds present in oxoacid of phosphorus, prepared by treating red with alkali are respectively24 May, 2025 (M)Phosphorus and Its Compounds
  5. 5Which of the following is not correct?23 May, 2025 (M)Noble Gases
  6. 6Nature of two oxides of nitrogen X and Y formed in the reaction of sodium nitrite with hydrochloric acid is23 May, 2025 (E)Nitrogen and Its Compounds
  7. 7Which of the following is not correct ?22 May, 2025 (M)Noble Gases
  8. 8White phosphorus on heating with concentrated NaOH solution in an inert atmosphere of gives a salt ' X ' and gas ' Y '. The oxidation state 22 May, 2025 (E)Phosphorus and Its Compounds
  9. 9Gas X is obtained in Deacon's process. X on reacting with iodine and water gives21 May, 2025 (M)Halogens and Its Compounds
  10. 10The oxides of nitrogen obtained by the reaction of nitric acid with (i) , (ii) respectively are21 May, 2025 (E)Nitrogen and Its Compounds
  11. 11Hydrolysis of gives and ' X '. The structure of ' X ' is23 May, 2024 (M)Noble Gases
  12. 12The shape of colourless neutral gas formed on thermal decomposition of ammonium nitrate is22 May, 2024 (E)Nitrogen and Its Compounds
  13. 13Identify the correct statements from the following i. Reaction of hydrogen with fluorine occurs even in dark. ii. Manufacture of ammonia by 22 May, 2024 (E)Nitrogen and Its Compounds
  14. 14The basicity of respectively is22 May, 2024 (E)Phosphorus and Its Compounds
  15. 15Which of the following reactions of occurs in acidic medium?22 May, 2024 (E)Sulphur and Its Compounds
  16. 16are oxoacids of phosphorous. The number of bonds in X . Y respectively is21 May, 2024 (E)Phosphorus and Its Compounds
  17. 17Which of the following occurs with in neutral medium?21 May, 2024 (E)Halogens and Its Compounds
  18. 18Which of the following reactions give phosphine? (i) Reaction of calcium phosphide with water (ii) Heating white phosphorous with concentrat20 May, 2024 (M)Phosphorus and Its Compounds
  19. 19The ratio of required in the above reaction is20 May, 2024 (E)Noble Gases
  20. 20Observe the following stoichiometric equation What is the conjugate acid of ?19 May, 2024 (E)Phosphorus and Its Compounds
  21. 21The disproportionation products of ortho phosphorous acid are19 May, 2024 (E)Phosphorus and Its Compounds
  22. 22When chlorine reacts with hot and cone. NaOH , the products formed are18 May, 2024 (M)Halogens and Its Compounds
  23. 23An oxide of chlorine with water gives the strongest acid. The ratio of chlorine and oxygen in its formula is19 May, 2023 (M)Halogens and Its Compounds
  24. 24The sum of oxygen atoms in the formulae of peroxysulphuric acid and pyrosulphuric acid is19 May, 2023 (M)Sulphur and Its Compounds
  25. 25Match the following {array}{ll} {1}{l}{ {array}{l} List-I \\ (Process) {array}} & {array}{l} List-II \\ (Catalyst) {array} \\ (A) Ostwald's 18 May, 2023 (E)Nitrogen and Its Compounds
  26. 26Which of the following fluorides of Xenon does not exist?16 May, 2023 (M)Noble Gases
  27. 27oleum The sum of oxidation states of central atom in and is16 May, 2023 (M)Oxygen and Its Compounds
  28. 28For ozone molecule consider the following (A) It is a linear molecule with bond angle (B) It is an angular molecule with bond angle (C) The 15 May, 2023 (M)Oxygen and Its Compounds
  29. 29Identify the reaction in which oxygen is not one of the products15 May, 2023 (E)Noble Gases
  30. 30Small quantities of and are formed as impurities, when is prepared from (aq) and (aq), these impurities can be removed by passing the gas th08 Jul, 2022 (M)Nitrogen and Its Compounds
  31. 31The element that can form multiple bonds with itself from the following is08 Jul, 2022 (E)Nitrogen and Its Compounds
  32. 32Which one among the following has the "S-O-S" bonding?08 Jul, 2022 (E)Oxygen and Its Compounds
  33. 33Arrange the following oxides in correct order of their acidic character.07 Jul, 2022 (E)Nitrogen and Its Compounds
  34. 34Which of the following represents correct order of oxidising power of halogens with water?07 Jul, 2022 (E)Halogens and Its Compounds
  35. 35Which of the following reaction is not an example of hydrolysis reaction?06 Jul, 2022 (M)Halogens and Its Compounds
  36. 36Which of the following source materials generate that is used in contact process?06 Jul, 2022 (M)Sulphur and Its Compounds
  37. 37Identify and in the reactions (I) (Cold, dil) (II) (Hot, conc.)06 Jul, 2022 (E)Halogens and Its Compounds
  38. 38Which of the following compound has reducing character?06 Jul, 2022 (E)Sulphur and Its Compounds
  39. 39Assertion (A) All noble gases are monoatomic. Reason (R) All noble gases have very low melting and boiling points.06 Jul, 2022 (E)Noble Gases
  40. 40What are the oxidation numbers of atoms in ?05 Jul, 2022 (M)Sulphur and Its Compounds
  41. 41The compound that is used in smoke screens is05 Jul, 2022 (E)Phosphorus and Its Compounds
  42. 42Assertion (A): HCl gas is dried by passing through concentrated H 2 SO 4 . Reason (R): HCl gas reacts with NH 3 that gives white fumes04 Jul, 2022 (M)Halogens and Its Compounds
  43. 43In the reaction of phosphorous with conc. HNO 3 , the oxidized and reduced products respectively are04 Jul, 2022 (E)Nitrogen and Its Compounds
  44. 44Which of the following is formed when SO 3 is absorbed by concentrated H 2 SO 404 Jul, 2022 (E)Sulphur and Its Compounds
  45. 45Which of the following metals produces hydrogen gas on reacting with cold dilute nitric acid?25 Aug, 2021 (M)Nitrogen and Its Compounds
  46. 46Which of the following pairs of reactions give gas as a product upon hydrolysis?25 Aug, 2021 (M)Oxygen and Its Compounds
  47. 47When sulphur is boiled with , a compound is produced. on reaction with excess solution gives a compound , which after dissolving in water pr25 Aug, 2021 (M)Sulphur and Its Compounds
  48. 48Which reaction among the following gives nascent oxygen?25 Aug, 2021 (E)Oxygen and Its Compounds
  49. 49Molecular bromine on reaction with three moles of molecular fluorine produces an inter halogen compound. The total number of lone pairs at t25 Aug, 2021 (E)Halogens and Its Compounds
  50. 50The gases liberated when zinc reacts with dilute and conc. respectively are25 Aug, 2021 (E)Nitrogen and Its Compounds

Frequently Asked Questions

1.How many questions are available for p Block Elements (Group 15, 16, 17 & 18)?

This chapter includes 168 questions compiled from AP EAMCET papers spanning 2001 to 2025.

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

These are AP EAMCET questions specifically for the p Block Elements (Group 15, 16, 17 & 18) chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.

3.Is p Block Elements (Group 15, 16, 17 & 18) an important chapter for AP EAMCET Chemistry?

p Block Elements (Group 15, 16, 17 & 18) has appeared in 24 of the 25 years of AP EAMCET papers covered here, with 168 questions across 83 papers - about 2 per paper it appears in.

4.What is the difficulty level of p Block Elements (Group 15, 16, 17 & 18) questions in AP EAMCET?

Of the 168 questions analysed for this chapter, 42% are easy, 49% moderate and 8% tough. 2020 had the most, with 20 questions.

5.Which topics in p Block Elements (Group 15, 16, 17 & 18) should I focus on?

These topics have carried the most weightage in p Block Elements (Group 15, 16, 17 & 18):

  • Halogens and Its Compounds - 36 questions (21%)
  • Noble Gases - 35 questions (21%)
  • Phosphorus and Its Compounds - 29 questions (17%)
  • Halogens and Its Compounds has produced the most tough questions (6).
6.Is p Block Elements (Group 15, 16, 17 & 18)'s weightage in AP EAMCET going up or down?

Across all 83 papers analysed, p Block Elements (Group 15, 16, 17 & 18) has averaged about 2.0 questions per paper. In the last three years (2022–2024), 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.