Explain the efforts made by scientists to explain the structure the structure of atom by developing various atomic models?
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→ The result of experiment of scattering of alpha particles by gold foil in 1911 by Ernest Rutherford (1871 - 1937) established the nuclear model of the atom.
→ Then it became the basis of the quantum theory of hydrogen atom given in 1913 by Niels Bohr (1885 - 1962).
→ On the other hand, the concept of antiparticle was first introduced theoretically by Paul Dirac (1902 - 1984) in 1930 and confirmed two years later by the experimental discovery of positron (antielectron) by Carl Anderson.
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