periodic trends

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  1. DAT Destroyer

    DAT and OAT General Chemistry Practice Question | Ionization Energy | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Test your understanding of ionization energy and periodic trends with today’s DAT and OAT General Chemistry practice question. Consider the process shown in the problem and determine which atom would display the greatest endothermicity. Work through the problem before checking Dr. Romano’s...
  2. DAT Destroyer

    DAT DAT and OAT General Chemistry Practice Question | Ionization Energy | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Test your understanding of ionization energy and periodic trends with today’s DAT and OAT General Chemistry practice question. Consider the process shown in the problem and determine which atom would display the greatest endothermicity. Work through the problem before checking Dr. Romano’s...
  3. DAT Destroyer

    DAT DAT OAT General Chemistry: Periodic Table Trends | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Periodic table trends are an important General Chemistry concept for both the DAT and OAT. Ionization energy, electronegativity, atomic radius, electron affinity, and metallic character follow important general trends across the periodic table, with some exceptions. Take a look at the chart...
  4. DAT Destroyer

    DAT OAT General Chemistry: Periodic Table Trends | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Periodic table trends are an important General Chemistry concept for both the DAT and OAT. Ionization energy, electronegativity, atomic radius, electron affinity, and metallic character follow important general trends across the periodic table, with some exceptions. Take a look at the chart...
  5. DAT Destroyer

    DAT DAT Question of the Day: Ionization Energy Exception — Dr. Jim Romano | DAT Destroyer | OAT Destroyer

    Which atom has the smallest first ionization energy? (A) Mg (B) Al (C) Si (D) P (E) He Answer: B — Aluminum This is a classic DAT conceptual exception. Although first ionization energy generally increases from left to right across a period, there is a well-known anomaly between Group 2...