Ernest Rutherford and Atomic Structure
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Questions and Answers

What was Ernest Rutherford's discovery that garnered him the Nobel Prize?

  • The disintegration of elements and the identification of alpha and beta radiation (correct)
  • The identification of the electron
  • Splitting the atom and discovering the proton
  • The model of the atom with electrons orbiting a nucleus

    • Where did Ernest Rutherford conduct the research that earned him the Nobel Prize?

  • McGill University (correct)
  • Canterbury College
  • A research laboratory in Brightwater, New Zealand
  • Cambridge University

    • What subatomic particle was identified by J.J. Thomson?

  • The proton
  • The neutron
  • The electron (correct)
  • The alpha particle

    • What surprising recognition did Ernest Rutherford receive with his Nobel Prize?

    <p>He received the Nobel Prize in Chemistry despite being a physicist (D)</p> Signup and view all the answers

    In what year did Rutherford propose his model of the atom?

    <p>1911 (B)</p> Signup and view all the answers

    Which type of radiation is made up of positively charged particles?

    <p>Alpha radiation (D)</p> Signup and view all the answers

    What scientific breakthrough did Rutherford achieve in 1919?

    <p>Splitting the atom (Nuclear Fission) (B)</p> Signup and view all the answers

    What was Rutherford's initial area of study before specializing in physics?

    <p>Agriculture (Farming background) (D)</p> Signup and view all the answers

    How did J.J. Thomson contribute to Rutherford's career?

    <p>By recommending him for a professorship at McGill University (D)</p> Signup and view all the answers

    The description of Rutherford's apparatus mentions the likely presence of what kind of experiment setup?

    <p>A vacuum tube setup (A)</p> Signup and view all the answers

    Flashcards

    Ernest Rutherford

    A New Zealand physicist known for atomic research.

    Nobel Prize

    An award won by Rutherford in 1908 for chemistry.

    Alpha Radiation

    Positively charged particles emitted during radioactive decay.

    Beta Radiation

    Negatively charged particles related to electron emission.

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    Rutherford Model

    An atomic model with electrons orbiting a dense nucleus.

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    Proton Discovery

    Identified by Rutherford as a positively charged particle in the nucleus.

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    Transmutation

    The process of changing one element into another, discovered by Rutherford.

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    Disintegration of Elements

    Rutherford's work showing elements can decay into other particles.

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    Radiation Investigation (1899)

    Published findings on alpha and beta radiation and element disintegration.

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    Vacuum Tube Apparatus

    Device used by Rutherford for nuclear experiments and transmutation.

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    Study Notes

    Ernest Rutherford

    • Born in 1871 in New Zealand
    • Family background: Farming
    • Educated at Canterbury College, then Cambridge University
    • Worked with J.J. Thomson
    • Received Nobel Prize in Chemistry in 1908
    • Studied radioactivity and atomic structure
    • Discovered alpha and beta radiation
    • Proposed the nuclear model of the atom

    Atomic Structure

    • Atoms are not indivisible
    • Contain smaller parts
    • Radioactivity occurs as atoms decay
    • Alpha particles are positively charged
    • Beta particles are negatively charged

    Experiments and Discoveries

    • Conducted work in Montreal, Canada
    • Studied radiation from uranium
    • Identified two types of radiation: Alpha and Beta radiation
    • Discovered the proton
    • Achieved the first transmutation of elements
    • Changed Nitrogen into Oxygen
    • Quoted: "I have broken the machine and touched the ghost of matter."

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    Description

    Explore the life and contributions of Ernest Rutherford, the pioneer in atomic theory. Discover his groundbreaking experiments that led to the identification of alpha and beta radiation, and his proposal of the nuclear model of the atom. This quiz delves into his achievements, including the discovery of the proton and the Nobel Prize he received in Chemistry.

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