3Atomic Structure of Materials

OBJECTIVES: After studying this chapter, you will be able to

  • Define an atom and a molecule and the difference between them
  • Describe the structure of an atom
  • Explain the electrons, protons, and neutrons and identify their electric charges
  • Describe the atomic number and its relationship with the numbers of electrons and protons
  • Define the role of electrons in the properties of materials
  • Define the arrangement of electrons orbiting around the nucleus
  • Explain why electrons and protons do not attract each other in any atom or molecule
  • Explain the role of neutrons in an atom and define the meaning of isotopes
  • Categorize the elements based on their atomic structure
  • Define valence electrons and their role in electrical ...

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