State the postulates of Bohr model.

1.	State the postulates of Bohr model.
Answer» In 1913 Neil’s Bohr presented a model of an atom which is now called the model. The postulates of this model are. 1. Electron revolve around the nucleus only in certain permissible circular orbits called shells. 2. The shells are designated by the letters K.L.M.N. O.P. etc. 3. Electron in each shell have been associated with definite amount of energy. Electrons in higher shell have more energy than those nearer to the nucleus. 4. The energy of an electron remains constant as long as it revolves in its own shell.

Answer»

In 1913 Neil’s Bohr presented a model of an atom which is now called the model. The postulates of this model are.

1. Electron revolve around the nucleus only in certain permissible circular orbits called shells.

2. The shells are designated by the letters K.L.M.N. O.P. etc.

3. Electron in each shell have been associated with definite amount of energy. Electrons in higher shell have more energy than those nearer to the nucleus.

4. The energy of an electron remains constant as long as it revolves in its own shell.

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