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

Class 11 Chemistry — Chapter 10: S-Block Elements Online Test

Start Your Test by Choosing a Paper

0%

Class 11 Chemistry: S-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. What happens when magnesium (Mg) reacts with excess oxygen (O₂)?

2 / 20

2. What happens when calcium carbonate (CaCO₃) is heated in the presence of excess carbon dioxide (CO₂)?

3 / 20

3. Which of the following hormones regulates calcium levels in the blood?

4 / 20

4. Which of the following is a common use of cement in the construction industry?

5 / 20

5. What is the appearance of calcium hydroxide (Ca(OH)₂) in its solid form?

6 / 20

6. Which of the following is a property of sodium hydroxide (NaOH)?

7 / 20

7. What is the primary use of sodium carbonate (Na₂CO₃) in industry?

8 / 20

8. What is the effect of high polarization on the bonding behavior of alkaline earth metals?

9 / 20

9. Which of the following compounds does lithium (Li) form that is similar to magnesium (Mg)?

10 / 20

10. As we move down Group 2, what happens to the reactivity of alkaline earth metals with water?

11 / 20

11. Which of the following statements is true regarding ionization enthalpy in Group 2 elements?

12 / 20

12. What is the main industrial use of dolomite?

13 / 20

13. What is the trend in ionization enthalpy as we move down Group 1 (Alkali Metals)?

14 / 20

14. Which of the following is the primary reason for the high reactivity of alkali metals?

15 / 20

15. How does the occurrence of alkali metals in nature generally compare with their reactivity?

16 / 20

16. Why does reactivity increase as we move down Group 1 (Alkali Metals)?

17 / 20

17. Which of the following compounds is commonly formed by alkaline earth metals?

18 / 20

18. How does the conductivity of alkaline earth metals compare to alkali metals?

19 / 20

19. How does the size of the ion change as we move down Group 2?

20 / 20

20. What is the product when barium (Ba) reacts with oxygen at higher temperatures?

Please provide information to view your result.

Your score is

Share your achievement!

LinkedIn Facebook Twitter
0%

Please provide your feedback.

Thank you for your valuable feedback.

0%

Class 11 Chemistry: S-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. Which of the following alkaline earth metals has the lowest hydration enthalpy?

2 / 30

2. How does Plaster of Paris (CaSO₄·½H₂O) appear in its dry form?

3 / 30

3. Which of the following alkali metals has the lowest melting point?

4 / 30

4. Which of the following statements about beryllium (Be) and aluminum (Al) is true?

5 / 30

5. What is the trend in ionic radius for alkaline earth metals as we move down the group?

6 / 30

6. Why does calcium (Ca) have a lower ionization enthalpy than magnesium (Mg)?

7 / 30

7. Which of the following is the typical behavior of calcium (Ca) when it reacts with halogens?

8 / 30

8. Which of the following elements has the highest ionization enthalpy in Group 2?

9 / 30

9. Where is rubidium (Rb) most commonly found in nature?

10 / 30

10. Which of the following is the correct pH range of a solution of sodium hydroxide (NaOH)?

11 / 30

11. What is the effect of calcium (Ca²⁺) deficiency on bones and teeth?

12 / 30

12. Which of the following is the most abundant alkali metal in the Earth's crust?

13 / 30

13. Why does lithium (Li) form covalent compounds unlike other alkali metals?

14 / 30

14. How does magnesium (Mg²⁺) assist in enzyme activation in biochemical reactions?

15 / 30

15. Which of the following is a primary source of calcium in the diet?

16 / 30

16. What is the correct chemical equation for the reaction between sodium hydroxide (NaOH) and carbon dioxide (CO₂)?

17 / 30

17. Which of the following alkaline earth metals forms an oxide that is amphoteric in nature?

18 / 30

18. What type of reaction occurs when sodium (Na) reacts with chlorine (Cl₂) to form sodium chloride ()?

19 / 30

19. When magnesium (Mg) reacts with hydrochloric acid (HCl), which of the following is the correct chemical equation?

20 / 30

20. Which mineral is a significant source of lime (calcium oxide, CaO) in the industry?

21 / 30

21. Which of the following is the correct trend for the solubility of alkali metal compounds in water?

22 / 30

22. What gas is released when alkaline earth metals react with water?

23 / 30

23. What is the main product formed when cement hydrates with water?

24 / 30

24. Which of the following alkaline earth metals has the lowest density?

25 / 30

25. Which alkali metal has the highest ionization enthalpy?

26 / 30

26. Which of the following is the primary role of calcium (Ca²⁺) in bones and teeth?

27 / 30

27. Which of the following is a key use of calcium oxide (CaO) in the steel industry?

28 / 30

28. What happens when sodium carbonate (Na₂CO₃) is dissolved in water?

29 / 30

29. Which of the following alkaline earth metals has the highest melting point?

30 / 30

30. Which of the following characteristics is shared by both lithium (Li) and magnesium (Mg) due to their diagonal relationship?

Please provide information to view your result.

Your score is

Share your achievement!

LinkedIn Facebook Twitter
0%

Please provide your feedback.

Thank you for your valuable feedback.

0%

Class 11 Chemistry: S-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. What is the trend of solubility for the sulfates of alkaline earth metals (Group 2) as we move down the group?

2 / 50

2. In terms of solubility, which of the following behaviors is shared by lithium (Li) and magnesium (Mg)?

3 / 50

3. Which of the following is a key use of calcium oxide (CaO) in the steel industry?

4 / 50

4. Which of the following similarities exists between lithium (Li) and magnesium (Mg)?

5 / 50

5. What is the role of sodium chloride (NaCl) in the human body?

6 / 50

6. What is the primary method used to prepare Plaster of Paris (CaSO₄·½H₂O)?

7 / 50

7. What happens to the reactivity of alkali metals as we move down the group?

8 / 50

8. What is the main environmental concern associated with the Solvay process?

9 / 50

9. Which of the following is the correct equation for the formation of calcium sulfate (CaSO₄) from calcium oxide (CaO) and sulfur trioxide (SO₃)?

10 / 50

10. What is the primary use of sodium carbonate (Na₂CO₃) in industry?

11 / 50

11. Which of the following elements exhibits a diagonal relationship with beryllium (Be)?

12 / 50

12. How does the reactivity of alkaline earth metals change as we move down Group 2?

13 / 50

13. As we move down Group 2, what happens to the reactivity of alkaline earth metals with water?

14 / 50

14. What is the trend in ionization energy as we move down Group 2?

15 / 50

15. What is the common use of calcium hydroxide ()?

16 / 50

16. What is the balanced chemical equation for the reaction of calcium oxide (CaO) with carbon dioxide (CO₂)?

17 / 50

17. What happens to the concentration of sodium (Na⁺) and potassium (K⁺) ions during the depolarization of a neuron?

18 / 50

18. Which of the following statements about sodium carbonate (Na₂CO₃) is incorrect?

19 / 50

19. How does the solubility of alkaline earth metal hydroxides change as we move down the group?

20 / 50

20. In what form is magnesium (Mg²⁺) typically found in chlorophyll?

21 / 50

21. What is the chemical equation for the decomposition of calcium carbonate (CaCO₃) upon heating?

22 / 50

22. Why does barium (Ba) have a larger atomic radius than magnesium (Mg)?

23 / 50

23. What is a key difference between Plaster of Paris and gypsum (CaSO₄·2H₂O)?

24 / 50

24. Which of the following reactions occurs when limestone (CaCO₃) is heated?

25 / 50

25. Which factor most directly influences the increasing reactivity of alkali metals as we move down the group?

26 / 50

26. What is the correct chemical equation for the reaction of magnesium oxide (MgO) with water?

27 / 50

27. Why does calcium (Ca) have a lower ionization enthalpy than magnesium (Mg)?

28 / 50

28. Which of the following is an application of sodium bicarbonate (NaHCO₃) outside of the kitchen?

29 / 50

29. What type of bond is formed in sodium chloride (NaCl) when sodium (Na) reacts with chlorine (Cl₂)?

30 / 50

30. How does the rate of hydrogen gas production compare as we move down Group 2 in alkaline earth metals reacting with water?

31 / 50

31. Which of the following is the primary method used to prepare calcium oxide (CaO), also known as quicklime?

32 / 50

32. Which of the following reactions occurs when Plaster of Paris is mixed with water?

33 / 50

33. Which of the following best describes the diagonal relationship between lithium (Li) and magnesium (Mg)?

34 / 50

34. What is the primary ingredient in cement that provides its binding properties?

35 / 50

35. Which of the following statements is true for alkali metals in Group 1?

36 / 50

36. What happens when potassium (K) reacts with water?

37 / 50

37. What is the effect of heating calcium carbonate (CaCO₃) at high temperatures?

38 / 50

38. Which of the following is the correct reaction when sodium bicarbonate (NaHCO₃) decomposes upon heating?

39 / 50

39. Where is limestone predominantly found?

40 / 50

40. Why is lithium (Li) considered anomalous compared to other alkali metals?

41 / 50

41. Which of the following statements is correct about the relationship between ionic size and hydration enthalpy for alkaline earth metals?

42 / 50

42. Which of the following is the key factor that contributes to the diagonal relationship between lithium (Li) and magnesium (Mg)?

43 / 50

43. What is the primary function of potassium (K⁺) in nerve impulse transmission?

44 / 50

44. Which alkali metal has the lowest ionization energy?

45 / 50

45. How does calcium (Ca²⁺) contribute to blood clotting?

46 / 50

46. Which of the following alkaline earth metals has the lowest density?

47 / 50

47. Which of the following is a property of calcium oxide (CaO)?

48 / 50

48. Which of the following reactions correctly represents the decomposition of sodium bicarbonate (NaHCO₃)?

49 / 50

49. Which of the following characteristics is shared by both lithium (Li) and magnesium (Mg) due to their diagonal relationship?

50 / 50

50. What is the chemical formula of tricalcium silicate, one of the key compounds in cement?

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

Your score is

Share your achievement!

LinkedIn Facebook Twitter
0%

Please provide your feedback.

Thank you for your valuable feedback.

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

Class 11 Chemistry — Chapter 10: S-Block Elements Online Test

The Class 11 Chemistry: Chapter 10 – S-Block Elements Online Test provides a challenging and comprehensive set of 359 MCQs to help you master the essential concepts related to the s-block elements. Aligned with the CBSE/NCERT syllabus, this test allows you to evaluate your understanding of alkali and alkaline earth metals, their properties, and reactions. Whether you’re preparing for your school exams, competitive tests, or self-assessment, this online quiz is designed to help you succeed.

The free online test comes with timed MCQs, instant results, and detailed answer reviews. Plus, you can retake the test as many times as needed. The three difficulty levels (Easy, Medium, Hard) allow you to progress step by step, refining your skills as you go. When you feel confident, you can attempt Paper 3 for a challenge and earn a certificate on passing.

What is the Class 11 Chemistry: S-Block Elements Online Test?

This test contains three exam-style MCQ papers for Chapter 10: S-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 359 questions
  • Paper 3 (Hard) — Challenge: 50 questions · 75 min · Pass 70% · Randomized from the same pool + Certificate on pass

Note: You get new question mixes in Paper 2 and Paper 3 on every attempt. Each attempt is timed, auto-evaluated, and shows your score with answer review.

Topics Covered in These Online Tests

The online test focuses on the following topics from Chapter 10 — S-Block Elements:

  • Introduction to S-Block Elements — Alkali and Alkaline Earth Metals
  • Physical Properties — Density, Melting Point, Boiling Point, and Hardness
  • Chemical Properties — Reactivity with Water, Oxygen, and Halogens
  • Preparation of Alkali Metals — Industrial and Laboratory Methods
  • Trends in Alkali Metals — Ionization Energy, Atomic Size, and Reactivity
  • Alkaline Earth Metals — Beryllium, Magnesium, Calcium, Strontium, and Barium
  • Solubility of Hydroxides — Trends in Solubility and the Effect of Ionic Size
  • Alkali Metal Compounds — Sodium Chloride, Sodium Hydroxide, and Sodium Carbonate
  • Alkaline Earth Metal Compounds — Magnesium Hydroxide, Calcium Carbonate
  • Applications of S-Block Elements — Industrial, Biological, and Environmental Significance

For additional questions and explanations, you can practice from our full Chapter 10: S-Block Elements MCQs, or explore the entire Class 11 Chemistry MCQ Question Bank.

How This Exam-Style Online Test Works

  • Pick a paper → Answer MCQs within time → Submit → Get instant score and answer review.
  • Timed MCQs: The test is timed with Paper 1 being 30 minutes, Paper 2 being 45 minutes, and Paper 3 being 75 minutes.
  • Instant Feedback: After each paper, view your score along with a detailed summary and answer explanation.
  • Unlimited Retakes: You can retake the test as many times as you like, with fresh questions in Paper 2 and Paper 3.
  • Certificate: You will earn a certificate after passing Paper 3 with a score of 70% or more.

Who Can Take This Test?

  • Class 11 CBSE/NCERT students preparing for exams and seeking to strengthen their understanding of S-Block Elements.
  • JEE/NEET aspirants looking to build accuracy and speed in answering MCQs related to periodicity and chemical properties of S-Block Elements.
  • Teachers and tutors needing pre-made tests to assess their students’ understanding of S-Block Elements.
  • International students following IGCSE, IB, or other curricula who want extra practice with MCQs on S-Block Elements.
  • Self-learners or home-schoolers who want to test their knowledge of S-Block Elements and periodic trends.

Advantages of This Online Test

  • Real exam feel: Timed questions, passing percentages, and auto-submit function replicate exam conditions.
  • Instant feedback: Get your score and review the correct answers immediately after submitting the test.
  • Step-up difficulty: Paper 1 (Easy) → Paper 2 (Medium) → Paper 3 (Hard) to progressively challenge yourself.
  • Unlimited attempts: Practice as many times as you like with randomized questions in Paper 2 and Paper 3.
  • Zero cost & safe: The test is completely free to use and doesn’t require any registration.

How This Test Helps You Study Better

  • Step 1 – Concept Check: Start with Paper 1 to check your basic understanding of S-Block elements and compounds.
  • Step 2 – Reinforce Learning: Attempt Paper 2 to reinforce your understanding with a mixed set of concept-based and numerical questions.
  • Step 3 – Exam Readiness: Take Paper 3 to prepare for real exam conditions. Aim for ≥ 70% to earn the certificate.
  • Step 4 – Review: Go through the explanations of missed questions and revise weak concepts.
  • Step 5 – Retake Smartly: Reattempt the test after a couple of days to assess long-term retention.

Important Notes (Read Before You Start)

  • Do not refresh or close the tab during the test.
  • Best experience: Use a modern browser (like Chrome or Edge) and ensure a stable internet connection.
  • Allow cookies / local storage for seamless progress saving.
  • Safety: This test is 100% free, with no hidden charges or sign-in requirements.

More Practice for Class 11 Chemistry

After completing this online test, continue to strengthen your understanding of Chemistry with the full Class 11 Chemistry Online Test Index or explore the Class 11 Chemistry MCQ Collection for even more practice.

FAQs on S-Block Elements Online Test ▼

Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments

Related MCQs

Scroll to Top