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AP Chemistry · Advanced Placement (AP) · Unit 1 of 9 · Gatekeeper unit

1Atomic Structure & Properties

Work through these 5 topics in order. Clear the gatekeeper and the rest of the course opens up.

Contents

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  1. 1.1
    Moles & Molar Mass

    The mole, Avogadro’s number and mass–mole conversions.

    Published

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  2. 1.2
    Mass Spectra & Isotopes

    Reading mass spectra; average atomic mass from isotopes.

    Published

    Locked · All-Access
  3. 1.3
    Electron Configuration

    Aufbau, Pauli and Hund; orbital diagrams.

    Published

    Locked · All-Access
  4. 1.4
    Photoelectron Spectroscopy

    Interpreting PES to map electron shells.

    Published

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  5. 1.5
    Periodic Trends

    Atomic radius, ionization energy, electronegativity.

    Published

    Locked · All-Access