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    Home»JAMB»JAMB Chemistry Questions and Answers For 2024/2025 (100% Verified Expo)
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    JAMB Chemistry Questions and Answers For 2024/2025 (100% Verified Expo)

    By Jobs In Nigeria NowApril 26, 2025No Comments4 Mins Read
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    Here’s a detailed guide on the JAMB Chemistry Questions and Answers for 2024/2025, along with a sample of likely questions, key topics, and strategies to maximize your score. Chemistry is an important subject in the Joint Admissions and Matriculation Board (JAMB) exams, especially for students pursuing careers in science, engineering, medicine, and technology. The following article provides insights into JAMB Chemistry exam preparation, with sample questions, answers, and frequently asked questions.


    Key Topics for JAMB Chemistry 2024/2025

    JAMB Chemistry questions generally cover several areas of the subject. Here are some of the key topics you should focus on:

    1. Atomic Structure and the Periodic Table: Elements, electronic configuration, isotopes, periodicity, and atomic theory.
    2. Chemical Bonding and Molecular Structure: Ionic, covalent, and metallic bonding; hybridization; molecular geometry.
    3. States of Matter and Gas Laws: Boyle’s Law, Charles’s Law, Avogadro’s Law, and ideal gas behavior.
    4. Acids, Bases, and Salts: pH, indicators, titrations, and buffer solutions.
    5. Thermochemistry: Heat of reaction, enthalpy, and Hess’s Law.
    6. Organic Chemistry: Functional groups, hydrocarbons, reactions of organic compounds.
    7. Electrochemistry: Redox reactions, electrolysis, and electrochemical cells.
    8. Chemical Equilibria: Le Chatelier’s Principle, factors affecting equilibrium.
    9. Rates of Reaction: Collision theory, activation energy, and factors influencing reaction rates.

    To ensure full preparation, study these topics alongside the JAMB-recommended textbooks and resources.


    Sample JAMB Chemistry Questions and Answers

    Here is a set of sample questions with answers that reflect the types of questions you might encounter in the JAMB Chemistry exam.

    Sample Question Set

    1. Question: Which of the following is a property of alkali metals?
      • A) They are brittle
      • B) They have high ionization energies
      • C) They are good conductors of electricity
      • D) They form acidic oxides

      Answer: C) They are good conductors of electricity

    2. Question: In the reaction 2KClO₃ → 2KCl + 3O₂, what type of reaction occurs?
      • A) Combustion
      • B) Displacement
      • C) Decomposition
      • D) Neutralization

      Answer: C) Decomposition

    3. Question: Which gas law explains the relationship between pressure and volume of a gas at constant temperature?
      • A) Avogadro’s Law
      • B) Boyle’s Law
      • C) Charles’ Law
      • D) Dalton’s Law

      Answer: B) Boyle’s Law

    4. Question: Which of the following compounds will give a brick-red flame test?
      • A) Sodium chloride
      • B) Calcium chloride
      • C) Potassium chloride
      • D) Lithium chloride

      Answer: B) Calcium chloride

    5. Question: What is the electron configuration of a magnesium ion (Mg²⁺)?
      • A) 1s² 2s² 2p⁶ 3s²
      • B) 1s² 2s² 2p⁶
      • C) 1s² 2s² 2p⁶ 3s¹
      • D) 1s² 2s² 2p⁵

      Answer: B) 1s² 2s² 2p⁶

    Additional Tips for Answering JAMB Chemistry Questions

    1. Understand Key Concepts: Focus on understanding fundamental concepts rather than memorizing answers. This helps in applying knowledge to different types of questions.
    2. Practice Past Questions: Use past JAMB Chemistry questions to get familiar with question patterns and types.
    3. Time Management: Practice under timed conditions to improve your speed and accuracy.
    4. Use JAMB Syllabus: Ensure that your study aligns with the topics in the JAMB syllabus for Chemistry.

    Recommended Resources and Study Links

    1. JAMB Syllabus for Chemistry – Refer to the official JAMB syllabus to ensure you’re covering all required topics.
    2. Past Questions – Practicing with past questions is crucial. You can find some online on educational websites or official JAMB platforms.
    3. Educational Apps – There are several apps like mySchool.ng and Pass.ng where you can practice JAMB Chemistry questions interactively.

    Frequently Asked Questions (FAQs)

    1. How many questions are in the JAMB Chemistry exam?

    • JAMB Chemistry usually contains about 40 questions. It’s essential to manage time effectively as you have around two hours to complete four subjects, including Chemistry.

    2. What is the recommended textbook for JAMB Chemistry?

    • JAMB recommends textbooks like “New School Chemistry” by Osei Yaw Ababio, “Essential Chemistry” by Osei Yaw Ababio, and “Comprehensive Chemistry for Senior Secondary Schools” by Dr. Nwachukwu.

    3. How can I score high in JAMB Chemistry?

    • Focus on understanding key topics, study with past questions, practice regularly, and clarify any challenging concepts. Additionally, familiarizing yourself with the JAMB syllabus can help target the topics that are more likely to appear.

    4. Are all topics in the syllabus equally important?

    • While all topics are essential, some, like Organic Chemistry, Atomic Structure, and Thermochemistry, tend to have more questions. Reviewing past questions can reveal these trends.

    5. When should I start preparing for JAMB Chemistry?

    • Start at least 3-6 months before the exam. Regular, consistent study is more effective than last-minute cramming. It’s best to create a study schedule to ensure you cover all topics in the syllabus.

    Related Article: JAMB Physics Questions and Answers For 2023/2024 (100% Verified Expo)

    Conclusion

    Preparing for JAMB Chemistry requires consistent practice, understanding core concepts, and using past questions as a guide. By dedicating time to each topic, particularly the ones that often have higher weighting, you’ll be better positioned to achieve a high score in the Chemistry section.

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