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AQA AS d - Study guides, Class notes & Summaries

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AQA AS Physical Chemistry 2024 Exam Questions And Answers

  • Exam (elaborations)

    AQA AS Physical Chemistry 2024 Exam Questions And Answers

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    May 2024
    2023/2024
    A+
  • AQA AS Physical Chemistry 2024 Exam Questions And Answers Who described atoms as solid spheres that make up different elements and when? - ANSWER- John Dalton in the 19th century Who suggested that atoms of a particular element had the same mass and atoms of different elements had different masses and when? - ANSWER- John Dalton in 1803 Who discovered the electron and when? - ANSWER- JJ Thomson, 1897 discovered electrons proving atoms weren't indivisible or solid. New model named p...
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