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Chapter 2 Structure of Atom

In this chapter, you will know about the discovery of electrons, protons and neutrons alongwith their characteristics. This chapter also contains the description of Thomson,Rutherford and Bohr atomic model. Through this chapter you will also understand the important features of the quantum mechanical model of atoms. You will also understand the nature of electromagnetic radiation and Planck's quantum theory. It also explains the photoelectric effect and describes features of atomic spectra. It also states the de Broglie relation and Heisenberg uncertainty principle. It also defines an atomic orbital in terms of quantum numbers. The chapter also states aufbau principle, Pauli exclusion principle and Hund's rule of maximum multiplicity and writes the electronic configurations of atoms.

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Exercise 1 ( Page No. : 73 )

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