Exam-Style Online Test | 11 Chemistry: P-Block Elements
GK Aim: A Treasure of MCQs

Class 11 Chemistry — Chapter 11: P-Block Elements Online Test

Start Your Test by Choosing a Paper

0%

Class 11 Chemistry: P-Block Elements Online Test (Paper 1)

Welcome to Paper 1! This is your foundation to build confidence and get you ready to tackle the challenges ahead.

  • Total Questions: 20
  • Time Allotted: 30 minutes
  • Passing Score: 40%
  • Randomization: No
  • Certificate: No
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 20

1. The reaction of elemental Silicon () with aqueous produces gas, but is unreactive toward dilute . This contrasting reactivity implies that is a substance with which characteristic chemical property?

2 / 20

2. The chemical equation describes the etching of glass (silica). In this reaction, the role of is unique because:

3 / 20

3. The ratio in a zeolite affects its properties. A higher ratio (e.g., vs. ):

4 / 20

4. Industrial production of is often a major byproduct of which large-scale chemical process involving calcium carbonate ()?

5 / 20

5. Single-walled carbon nanotubes (SWCNTs) are often bundled together into ropes. The individual tubes within a rope are held together by:

6 / 20

6. What is the total number of covalent bonds (single and double) present in the molecule?

7 / 20

7. Which statement is true regarding the acidity/hydrolysis of the oxides of Carbon and Silicon in the presence of strong base?

8 / 20

8. In the triple bond, how many bonds are present?

9 / 20

9. Which mineral is the most abundant compound of Silicon on the Earth's crust?

10 / 20

10. The chemical name of Borax () is:

11 / 20

11. Kernite (or Rasorite) is the second most important ore of boron. What is its chemical formula?

12 / 20

12. The first element of each p-block group shows anomalous behavior. This is primarily due to:

13 / 20

13. The first ionization enthalpy () of Group 13 elements shows a complex trend. What is the correct order?

14 / 20

14. The bond length in (130 pm) is shorter than expected for a single bond. This is attributed to:

15 / 20

15. The bridge bond angle () in diborane is approximately:

16 / 20

16. When reacts with a Lewis base such as ammonia (), what is the term for the resulting product?

17 / 20

17. The ionization enthalpy () generally decreases down a group. For Group 14, which element exhibits a slight increase in the first ionization enthalpy compared to the element immediately preceding it?

18 / 20

18. The stability of double bonds over single bonds is quantified by the difference in their bond enthalpies. For , the average bond enthalpy of is approximately:

19 / 20

19. How does the stability of multiple bonds compare to that of hypothetical multiple bonds?

20 / 20

20. The discovery of Buckminsterfullerene () in 1985 led to the awarding of the Nobel Prize in Chemistry in 1996 to which trio of scientists?

Please provide information to view your result.

Your score is

Share your achievement!

LinkedIn Facebook
0%

Please provide your feedback.

Thank you for your valuable feedback.

0%

Class 11 Chemistry: P-Block Elements Online Test (Paper 2)

Welcome to Paper 2! You’ve mastered the basics, and now it’s time to test your understanding with a more challenging set of questions.

Get new questions on each attempt

  • Total Questions: 30
  • Time Allotted: 45 minutes
  • Passing Score: 50%
  • Randomization: Yes
  • Certificate: No
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 30

1. In which direction is the electrical conductivity of graphite most efficient?

2 / 30

2. The chemical name of Borax () is:

3 / 30

3. Tin (II) salts () are often used in volumetric analysis because they can easily act as a reducing agent. This is primarily because can easily be converted to:

4 / 30

4. In the excited state, an element with the general configuration promotes an electron to achieve a valency of 4. What is the resulting hybridization in a simple tetravalent compound like ?

5 / 30

5. The stability of the +1 oxidation state increases as we move down Group 13 (Al < Ga < In < Tl). This phenomenon is known as:

6 / 30

6. Which statement correctly describes the bonding present in the Carbon Monoxide () molecule?

7 / 30

7. Carbon dioxide () is a gas, whereas silicon dioxide () is a high melting point solid. This difference is due to:

8 / 30

8. For the catenated compounds of Germanium (germananes, ), the degree of catenation typically does not exceed:

9 / 30

9. Which statement accurately compares the natural occurrence of Boron (B) and Aluminium (Al)?

10 / 30

10. What property of zeolites makes them widely used in water softening and detergent formulations?

11 / 30

11. Graphite is used as a moderator in nuclear reactors. This is due to its ability to:

12 / 30

12. What is the fundamental repeating unit that links together to form long chain silicone polymers?

13 / 30

13. When Carbon is heated with concentrated nitric acid (), the products are , , and . In this reaction, the acts as:

14 / 30

14. In the class of silicates known as Tectosilicates (Framework Silicates), what fraction of the oxygen atoms are shared by each tetrahedron with its neighbors?

15 / 30

15. Silicones are noted for their high thermal stability compared to most carbon-based organic polymers. This is attributed to the strength of the:

16 / 30

16. What is the maximum covalency that Boron (B) can exhibit?

17 / 30

17. Carbon exhibits a maximum covalency of 4, while the rest of the Group 14 elements can show a maximum covalency of 6. What is the fundamental reason for this difference?

18 / 30

18. Which element is capable of forming a stable hexacoordinate complex anion, where its atom is bonded to six atoms?

19 / 30

19. Which of the following is NOT a form in which carbon occurs in the free (elemental) state?

20 / 30

20. What is the hybridization of the carbon atoms in the diamond crystal structure?

21 / 30

21. Carbon Monoxide is a major air pollutant primarily produced by:

22 / 30

22. What is the hybridization of the Boron atom in diborane ()?

23 / 30

23. Which property of Carbon Dioxide makes it an effective agent in fire extinguishers?

24 / 30

24. The value of is . This indicates that it is a:

25 / 30

25. The most significant reason for the differences in the chemical properties of Carbon compared to Silicon is:

26 / 30

26. Moving down Group 14 (C to Pb), how does the change in atomic radius typically proceed?

27 / 30

27. The ability of an element to form bonds with atoms of the same element, leading to long chains or rings, is specifically termed:

28 / 30

28. Unlike diamond, graphite is thermodynamically more stable at standard conditions. This is reflected by the enthalpy change () of the conversion reaction: . The value of for this reaction is:

29 / 30

29. The stability of double bonds is primarily a result of Carbon's:

30 / 30

30. Multi-walled carbon nanotubes (MWCNTs) consist of several concentric tubes. The distance between these concentric walls is closest to the interlayer spacing found in:

Please provide information to view your result.

Your score is

Share your achievement!

LinkedIn Facebook
0%

Please provide your feedback.

Thank you for your valuable feedback.

0%

Class 11 Chemistry: P-Block Elements Online Test (Paper 3)

Welcome to Paper 3! You’ve warmed up—now it's time to step up your game and conquer the challenge with tougher questions!

Earn a certificate upon passing

Get new questions with every attempt

  • Total Questions: 50
  • Time Allotted: 75 minutes
  • Passing Score: 70%
  • Randomization: Yes
  • Certificate: Yes
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 50

1. How does the density of diamond compare to the density of graphite?

2 / 50

2. The stability of the oxidation state among Group 14 elements:

3 / 50

3. Which statement correctly describes a key difference between and its homologue (silica)?

4 / 50

4. The electronic configuration of Thallium (Tl, Z=81) includes a filled subshell. What is its valence shell configuration?

5 / 50

5. Zeolites are used as sorbents (adsorbents) for gases. Their effectiveness as sorbents is due to their large:

6 / 50

6. Which mineral is the most abundant compound of Silicon on the Earth's crust?

7 / 50

7. How does the first ionization enthalpy () of Aluminium compare to that of Gallium?

8 / 50

8. Moving down Group 14 (C to Pb), how does the change in atomic radius typically proceed?

9 / 50

9. The electrical properties of a single-walled carbon nanotube (SWCNT) can vary significantly depending on its "chirality." A carbon nanotube can exhibit the electrical properties of which two material types?

10 / 50

10. When Germanium forms chains (germanes, ), the maximum chain length observed is typically much shorter than that for alkanes. This is primarily because:

11 / 50

11. Which application of silicones makes direct use of their property as an electrical insulator?

12 / 50

12. Carbon Monoxide () is stable at room temperature but can undergo disproportionation at higher temperatures (). Which equation correctly represents the products of this disproportionation reaction?

13 / 50

13. The Borax Bead Test is used to identify colored metal ions. When a Borax bead is heated with a cobalt salt in the oxidizing flame, the resulting bead is:

14 / 50

14. Tin (II) salts () are often used in volumetric analysis because they can easily act as a reducing agent. This is primarily because can easily be converted to:

15 / 50

15. What is the general valence shell electronic configuration for the p-block elements?

16 / 50

16. The dimeric structure of aluminium chloride, , forms primarily to:

17 / 50

17. The smallest stable cyclic alkane that exhibits planar geometry is:

18 / 50

18. Which factor causes small cycloalkanes, such as cyclopropane (), to be highly reactive compared to larger rings like cyclohexane?

19 / 50

19. Which of the following is NOT a form in which carbon occurs in the free (elemental) state?

20 / 50

20. The value of is . This indicates that it is a:

21 / 50

21. In single-chain silicates (Pyroxenes), how many oxygen atoms does each silicon tetrahedron share with other tetrahedra?

22 / 50

22. The major source of high-purity Carbon Monoxide () for specific industrial chemical syntheses (like the preparation of metal carbonyls) is through the dehydration of which acid using concentrated sulfuric acid?

23 / 50

23. Which of the following compounds is gaseous at room temperature due to Carbon's ability to form multiple bonds?

24 / 50

24. The structure of solid orthoboric acid () consists of:

25 / 50

25. Which structural feature characterizes the difference between a linear silicone polymer and a cross-linked (3D) silicone polymer?

26 / 50

26. The ability of an element to form bonds with atoms of the same element, leading to long chains or rings, is specifically termed:

27 / 50

27. When Carbon Dioxide is passed through an aqueous solution of sodium hydroxide (), the reaction occurs. This reaction demonstrates the acidic nature of and is an example of which reaction type?

28 / 50

28. Why is graphene considered to be a much more promising material than graphite for transparent, flexible electronic devices?

29 / 50

29. "Alumina" is the common name for which chemical compound?

30 / 50

30. How does the stability of multiple bonds compare to that of hypothetical multiple bonds?

31 / 50

31. Which comparison of bond dissociation enthalpies for Group 14 single bonds is correct?

32 / 50

32. In the Friedel-Crafts alkylation reaction, which species is created when the Lewis acid reacts with the alkyl halide ()?

33 / 50

33. Borax is widely used as a flux in metallurgy (e.g., soldering or welding). The function of Borax as a flux is to:

34 / 50

34. Which property of Carbon Dioxide makes it an effective agent in fire extinguishers?

35 / 50

35. Which reaction type is used to prepare the monomer (dialkyldichlorosilane) from elemental silicon and alkyl halide () in the presence of copper powder as a catalyst (Rochow Process)?

36 / 50

36. Why is the atomic radius of Gallium (Ga) surprisingly smaller than that of Aluminium (Al)?

37 / 50

37. Carbon can be used to reduce almost all metal oxides at high temperatures. However, carbon reduction is ineffective for reducing Aluminum Oxide () under similar conditions. This is because:

38 / 50

38. While Boron (B) is a non-metal (or metalloid) and an insulator, other elements of Group 13 (Al, Ga, In, Tl) are:

39 / 50

39. For industrial-scale production, Carbon Monoxide is typically prepared along with Hydrogen, forming a mixture known as water gas. Which reaction produces water gas?

40 / 50

40. Why does Silicon tetrachloride () readily undergo hydrolysis when exposed to moisture, while Carbon tetrachloride () is generally stable towards hydrolysis?

41 / 50

41. The p-block elements are unique because their members include:

42 / 50

42. In the Group 14 elements, the dioxide () is generally more stable than the monoxide (). However, for Tin, the stability of the oxides is reversed at very high temperatures. Which statement accurately describes the thermal stability of tin oxides?

43 / 50

43. The bridge bond angle () in diborane is approximately:

44 / 50

44. Carbon Monoxide is a neutral gas, meaning it does not react with acids or bases. Which physical property is also characteristic of ?

45 / 50

45. Diamond is a non-conductor of electricity. What structural feature explains this property?

46 / 50

46. The greenhouse effect is caused by certain gases in the atmosphere absorbing and re-emitting which type of radiation emitted from the Earth's surface?

47 / 50

47. What is the specific general electronic configuration for Group 13 elements?

48 / 50

48. What is the primary reason for the anomalous properties of Boron (B) compared to other Group 13 elements?

49 / 50

49. Carbon dioxide () is a gas, whereas silicon dioxide () is a high melting point solid. This difference is due to:

50 / 50

50. Which of the following is a primary industrial use of Borax, apart from its use in the Borax Bead Test and as a flux?

Please provide accurate information so we can send your Achievement Certificate by mail.

Your score is

Share your achievement!

LinkedIn Facebook
0%

Please provide your feedback.

Thank you for your valuable feedback.

Practice P-Block Elements MCQs
Download Class 11 Chemistry MCQ Study Bundle

Class 11 Chemistry — Chapter 11: P-Block Elements Online Test

The Class 11 Chemistry: Chapter 11 – P-Block Elements Online Test offers an extensive collection of 277 MCQs designed to deepen your understanding of p-block elements and their properties. This test is free, NCERT/CBSE-aligned, and lets you practice at your own pace with unlimited attempts. Whether you’re aiming for a quick revision or preparing for exams like JEE or NEET, this test is an ideal resource to evaluate your knowledge.

This page acts as a mini online mock test for Chapter 11. You can practice multiple-choice questions (MCQs) and instantly see your results along with detailed explanations. Think of it as a real exam simulation that helps you boost your confidence before the actual test. This test is also great for those who wish to strengthen their knowledge of p-block elements, their chemical properties, and trends in the periodic table.

What is this Chapter 11: P-Block Elements Online Test?

This test consists of three exam-style MCQ papers for Chapter 11: P-Block Elements:

  • Paper 1 (Easy) — Foundation: 20 questions · 30 min · Pass 40% · Fixed set
  • Paper 2 (Medium) — Mixed: 30 questions · 45 min · Pass 50% · Randomized from a pool of 277 MCQs
  • Paper 3 (Hard) — Challenge: 50 questions · 75 min · Pass 70% · Randomized from the same pool + Certificate on pass

Note: Each attempt gives you fresh mixes of questions in Paper 2 and Paper 3, ensuring a unique experience each time.

Topics covered in these online tests

The online test will guide you through a wide range of essential topics from Chapter 11: P-Block Elements. The key concepts include:

  • General Properties of p-block elements — their physical and chemical properties, and trends in groups and periods.
  • Electronic Configuration of p-block elements and how it relates to their properties.
  • Oxidation States of p-block elements, including trends and exceptions.
  • Trends in Group 13 Elements — Boron and its compounds, Aluminum, Gallium, etc.
  • Trends in Group 14 Elements — Carbon, Silicon, Germanium, Tin, Lead and their allotropes.
  • Trends in Group 15 Elements — Nitrogen, Phosphorus, Arsenic, Antimony, and their important compounds.
  • Trends in Group 16 Elements — Oxygen, Sulfur, Selenium, Tellurium, and Polonium.
  • Trends in Group 17 Elements — Halogens and their physical and chemical properties.
  • Group 18 Elements — Noble gases, their properties, compounds like Xenon compounds, etc.
  • Allotropes of Elements — Oxygen, Phosphorus, and Sulfur (e.g., allotropes of Carbon and Sulfur).
  • Industrial Applications — The industrial use of p-block elements, including the extraction of metals, and their role in chemical reactions.
  • Environmental Impact — The effects of p-block elements and their compounds on the environment (e.g., nitrogen oxides, sulfur compounds).

If you want more practice on the s-block elements, you can also visit the online test for S-Block Elements.

How This Exam-Style Online Test Works

  • Pick a paper → Answer MCQs within time → Submit → Get instant score and result with answer review.
  • MCQs: Each paper contains randomized questions from a large question pool.
  • Timer: Paper 1 is for 30 minutes, Paper 2 is for 45 minutes, and Paper 3 is for 75 minutes.
  • View Results: Get your score and an immediate review with correct answers.
  • Retake: You can retake the test as many times as needed to improve your score.

What you’ll see during the test

  • MCQs: One question with four options (A, B, C, D).
  • Timer on top: P1: 30 min • P2: 45 min • P3: 75 min.
  • Pagination: Typically 10 questions per page, use Next/Prev to navigate.
  • Result Page: Instant result with correct/incorrect answers, detailed explanation, and the option to restart the test.

Marking & pass criteria

  • Scoring: +1 for correct, 0 for incorrect (no negative marking).
  • Passing marks: Paper 1 — 40% • Paper 2 — 50% • Paper 3 — 70%.
  • Randomization: Paper 2 & 3 shuffle questions from a large question pool; Paper 1 remains fixed.

Who can take this test?

  • Class 11 CBSE/NCERT students revising Chapter 11 on P-Block Elements.
  • JEE/NEET foundation aspirants building solid concepts in inorganic Chemistry.
  • Teachers and tutors using this as a practice tool for class assignments and quizzes.
  • Students from other boards and countries looking to practice P-Block Elements.
  • Students preparing for competitive exams seeking to solidify their knowledge of p-block elements.

Advantages of this online test

  • Real exam experience: Timed questions, instant feedback, and clear performance analysis.
  • Step-up difficulty: Foundation → Mixed → Challenge (+ certificate on Paper 3).
  • Unlimited attempts: Reattempt the test to improve your score with randomized questions in Paper 2 & 3.
  • Free of charge: No sign-up or payment required to access this comprehensive test.

How this test helps you study better

  • Step 1 – Concept check: Start with Paper 1 to check your grasp of basic P-Block element concepts.
  • Step 2 – Reinforce: Take Paper 2 for mixed concept and numerical questions.
  • Step 3 – Challenge yourself: Finish with Paper 3 to prepare for advanced-level questions and exams.
  • Step 4 – Analyze results: Study your missed questions and review the detailed answers to strengthen weak areas.

Important notes (read before you start)

  • Do not refresh / close the tab during the test.
  • Best experience: Use the latest version of Chrome/Edge and ensure a stable internet connection.
  • Allow cookies / local storage for a smooth experience and progress saving.
  • Safety: The test is 100% free, and there are no hidden charges or login requirements.

More practice for Class 11 Chemistry

After completing the P-Block Elements online test, continue your Chemistry practice with other resources: Class 11 Chemistry MCQ Collection or try the Class 11 Chemistry Online Test Index for other chapters.

FAQs on P-Block Elements Online Test ▼

Subscribe
Notify of
guest
0 Comments

Related MCQs

Scroll to Top