Bohr’s model of the hydrogen atom

What Are Isotopes

Isotopes can be identified as the forms of chemical elements that hold the same or an equal number of electrons and protons, but have dissimilar numbers of neutrons. Isotopes are other forms of elements that vary in nuclei numbers due to dissimilarity in the numbers of neutrons in their nuclei. This includes prefixing the mass […]

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics

Various Elements of Earth

Earth is the third planet from the sun and the only planet on which the survival of life exists. In terms of size and mass, it is the fifth-largest solar system planet. This planet consists of various elements, species, and living creatures. The survival of life on Earth is possible due to various elements of

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics

The Importance of Rutherford’s Experiment

Rutherford’s gold foil experiment showed that atoms are mostly empty space, with the positive charge concentrated in a nucleus. He realised this because most of the alpha particles passed straight through the piece of gold foil, with just a few deflected at huge angles. J.J Thomson was the first scientist who proposed the atom model,

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics

Spectral Series

The atomic hydrogen emission spectrum has been separated into a variety of spectral series, with wavelengths calculated using the Rydberg formula. Electrons in an atom transition between two energy levels, resulting in these spectral lines. Because it classified the series, the Rydberg formula was fundamental in the development of quantum mechanics. Spectral series are used

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics

Rydberg constant

The Rydberg constant, abbreviated as Rfor heavy atoms or RH for hydrogen, is a physical constant related to an atom’s electromagnetic spectrum. It is named after Swedish physicist Johannes Rydberg. The constant was first introduced as an empirical fitting parameter in the Rydberg formula for the hydrogen spectral series, but Niels Bohr later demonstrated that

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics

Rutherford’s model of atom

One of the earliest models proposed to describe the structure of an atom was the plum pudding model proposed by J.J. Thomson. It described the atom consisting of a homogeneous sphere of positive charge, inside of which are tiny negatively charged particles called electrons.  In order to test the validity of this model, Ernest Rutherford

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics

Rutherford Atomic Model

The Rutherford model, also known as the Rutherford atomic model, the Nuclear atom or planetary atom was proposed by New Zealand physicist Ernest Rutherford in 1911. In 1909, he used alpha particles to investigate the composition of gold foil. The model described the atom as a small, dense, charitable compound called the nucleus, in which

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics

Rutherford Alpha Particle Scattering Experiment

Ernest Rutherford, a British scientist who won the Nobel prize in chemistry in 1908, conducted the alpha particle scattering experiment. He gave the Rutherford Atomic Model based on his observation and proposed the atomic structure of elements. He was interested in knowing how the electrons are placed in an atom. Still, the 𝛂-particle scattering experiment

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics

Limitations of the Rutherford Atomic Model

J.J Thomson discovered electrons through a pudding model. Later on, his discovery of the nature of the atom was studied by Rutherford. In the Rutherford atomic model, the alpha particles were bombarded into a gold sheet. The alpha particles were used intentionally to be able to track their trajectory when bombed into the gold sheet,

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics

limitations of Bohr’s Model of Atom

Bohr’s atomic model is the alteration of Rutherford’s atomic model, which appeared in 1915. It comprises a “little nucleus (positively charged)” encompassed by “negative electrons” moving around the nucleus in “orbits”. Bohr saw that an electron away from the centre has more energy, and electrons near the centre have less energy.  As shown by this

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Atoms and Nuclei, Bohr’s model of the hydrogen atom, Class 12, NEET, Physics