Do you know who discovered the electron?
Atomic Models Quiz
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Where is most of the mass of an atom?CorrectIncorrect
Ernest Rutherford fired positive particles at a thin gold foil and showed that most of atoms is empty space. Which particles did he fire at the gold foil?CorrectIncorrect
Drag and drop to match the atomic model with the scientist who proposed it
- JJ. Thomson
- Niels Bohr
- Ernest Rutherford
- Positively charged material with negatively charged electrons throughout
- Central nucleus with protons and neutrons, surrounded by electrons at energy levels (shells)
- Central nucleus with protons and neutrons, surrounded by electrons
Which of the following describes the Plum Pudding Model of atomic structure?CorrectIncorrect
Why did Ernest Rutherford’s experiments with gold foil demonstrate that atoms consist of mostly empty space?CorrectIncorrect
In 1897 JJ. Thomson did a series of experiments that led to the discovery of which particles?CorrectIncorrect
During Ernest Rutherford’s experiments with gold foil, why did some of the particles bounce back?CorrectIncorrect
What is the approximate radius of a nucleus?CorrectIncorrect
What is the approximate radius of an atom?CorrectIncorrect