Solid Sphere, Made in 1803 by John Dalton. Atoms are indivisible, those of a given element are identical, and compounds are combinations of different types of atoms., Plum Pudding, Made in 1904 by J.J. Thomson. Shows atom as composed of electrons scattered throughout a spherical cloud of positive charge., Nuclear, Made in 1911 by Ernest Rutherford, Positive charge in the centre (nucleus), and mostly empty space surrounding it with negative charges at the ends., Planetary, Made in 1913 by Niels Bohr, electrons moved around the nucleus in orbits. Electrons could not occupy values of energy between the fixed energy levels., Quantum, Made in 1926 by Erwin Schrodinger, electrons do not move like planets, and it is impossible to know the exact location of elections. He said it is more like a cloud.

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