Опишите опыт Резерфорда, в котором было открыто атомное ядро.
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Rutherford's Experiment and the Discovery of the Atomic Nucleus
Ernest Rutherford's experiment, conducted in 1909, played a crucial role in the discovery of the atomic nucleus. In this experiment, Rutherford and his colleagues bombarded a thin gold foil with alpha particles and observed their scattering patterns. The prevailing model at the time was the "plum pudding model," which suggested that the atom was a uniform, positively charged sphere with negatively charged electrons embedded throughout.
Key Points: - Rutherford's experiment involved bombarding a thin gold foil with alpha particles and observing their scattering patterns. - The prevailing model at the time was the "plum pudding model," which suggested that the atom was a uniform, positively charged sphere with negatively charged electrons embedded throughout.
Observations and Conclusions
The results of Rutherford's experiment were unexpected. While most of the alpha particles passed through the foil, some were deflected at large angles, and a few even bounced straight back. This led Rutherford to conclude that the majority of the atom's mass and positive charge were concentrated in aТоп вопросов за вчера в категории Физика
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