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Topic 338 · Answers

Chemistry Nobel 2025: Metal-Organic Frameworks

All 10 answers, each with its Book 1 RATNA fact. Try the questions first

  1. Question 1Answer C

    The 2025 Nobel Prize in Chemistry honoured the development of what?

    • Genome editing
    • Lithium-ion batteries
    • Correct answer: Metal-organic frameworks
    • Click chemistry

    Core Trigger: The 2025 Nobel Prize in Chemistry honoured the development of metal-organic frameworks.From Book 1 RATNA, topic 338, point 1

  2. Question 2Answer D

    Who shared the 2025 Chemistry Nobel with Richard Robson and Omar Yaghi?

    • Carolyn Bertozzi
    • John Goodenough
    • Jennifer Doudna
    • Correct answer: Susumu Kitagawa

    Laureates: Susumu Kitagawa, Richard Robson and Omar Yaghi shared the prize equally for developing these materials.From Book 1 RATNA, topic 338, point 2

  3. Question 3Answer C

    In metal-organic frameworks, metal ions are linked by what?

    • Ionic salts
    • Silicon chains
    • Correct answer: Organic molecules
    • Carbon nanotubes

    Key Term: Metal-organic frameworks are crystalline materials in which metal ions are linked by organic molecules.From Book 1 RATNA, topic 338, point 3

  4. Question 4Answer B

    Metal-organic frameworks can harvest water from which source?

    • Volcanic gas
    • Correct answer: Desert air
    • Seawater brine
    • Polar ice

    Properties: Their vast internal cavities can harvest water from desert air, capture carbon dioxide and store gases such as hydrogen.From Book 1 RATNA, topic 338, point 4

  5. Question 5Answer D

    The pores make these materials relevant to water supply, clean-energy storage and what else?

    • Cloud seeding
    • Coastal dredging
    • Soil tilling
    • Correct answer: Carbon capture

    Applications: These pores make the materials relevant to water supply, carbon capture and clean-energy storage, which is why the work is called practical.From Book 1 RATNA, topic 338, point 5

  6. Question 6Answer A

    Statements: 1. The Royal Swedish Academy of Sciences selects the Chemistry laureates. 2. Carbon capture supports India's net-zero pledge for 2050. Which is/are correct?

    • Correct answer: Only 1
    • Only 2
    • Both 1 and 2
    • Neither

    Awarding Body: The Royal Swedish Academy of Sciences selects the Chemistry laureates.From Book 1 RATNA, topic 338, point 6

  7. Question 7Answer A

    The Royal Swedish Academy of Sciences sits in which city?

    • Correct answer: Stockholm
    • Uppsala
    • Oslo
    • Copenhagen

    Venue: The Academy sits in Stockholm, Sweden, where the Chemistry prizes are presented on 10 December.From Book 1 RATNA, topic 338, point 8

  8. Question 8Answer C

    In which year were Nobel Prizes first awarded?

    • 1910
    • 1895
    • Correct answer: 1901
    • 1888

    Founded: Nobel Prizes arise from Alfred Nobel's 1895 will and were first awarded in 1901.From Book 1 RATNA, topic 338, point 9

  9. Question 9Answer D

    The Paris Agreement (2015) aims to hold warming well below what limit?

    • 3 degrees Celsius
    • 2.5 degrees Celsius
    • 1 degree Celsius
    • Correct answer: 2 degrees Celsius

    Landmark: The Paris Agreement (2015) aims to hold warming well below 2 degrees Celsius, pursuing 1.5 degrees.From Book 1 RATNA, topic 338, point 10

  10. Question 10Answer C

    Statements: 1. Article 48A and Article 51A(g) govern environmental protection. 2. The Environment (Protection) Act, 1986 is the parent statute. Which is/are correct?

    • Only 1
    • Only 2
    • Correct answer: Both 1 and 2
    • Neither

    Articles: Article 48A and Article 51A(g) govern environmental protection; the Environment (Protection) Act, 1986 is the parent statute.From Book 1 RATNA, topic 338, point 11

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