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Chemistry LibreTexts

3.8: Semiconductors

  • Page ID
  • Learning Objectives

    • Outline the basic quantum-mechanical approach to deriving molecular orbitals from atomic orbitals
    • Describe traits of bonding and antibonding molecular orbitals
    • Calculate bond orders based on molecular electron configurations
    • Define and describe the bonding and properties of ionic, molecular, metallic, and covalent network crystalline solids
    • Describe the main types of crystalline solids: ionic solids, metallic solids, covalent network solids, and molecular solids
    • Explain the ways in which crystal defects can occur in a solid
    • Describe the general preparation, properties, and uses of the metalloids
    • Describe the preparation, properties, and compounds of boron and silicon
    • Explain the properties of some covalent-network solids
    • Describe semiconductors and some of their properties

    Thumbnail: Silicon crystals are the most common semiconducting materials used in microelectronics and photovoltaics. (CC BY 3.0; Jurii)