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  1. DAT Destroyer

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

    Test your General Chemistry skills with today’s DAT and OAT practice question from Dr. Jim Romano. This problem reviews electron configurations, ion formation, and electron removal, important General Chemistry concepts for DAT and OAT preparation. Try the problem first, then check the second...
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  2. DAT Destroyer

    DAT 🎥Atomic Orbitals Explained for the DAT | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Understanding atomic orbitals is essential for success in General Chemistry and on the DAT. In this video, Dr. Jim Romano discusses atomic orbitals, electron configurations, orbital filling order, and the Aufbau Principle. Free DAT & OAT Resources: Start Your DAT and OAT Preparation for Free...
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  3. DAT Destroyer

    DAT DAT Quantum Numbers Question | DAT General Chemistry | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Can you answer this DAT General Chemistry question before going to Slide 2? Quantum numbers are a frequently tested topic on the DAT and OAT. Understanding how electron configurations relate to the four quantum numbers can help you answer these questions quickly and accurately on test day...
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  4. DAT Destroyer

    DAT ➡️🎥Video Quantum Numbers Made Easy | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Quantum numbers are a fundamental General Chemistry topic that frequently appears on both the DAT and OAT. In this video, Dr. Jim Romano explains: • Principal Quantum Number (n) • Angular Momentum Quantum Number (l) • Magnetic Quantum Number (ml) • Spin Quantum Number (ms) Understanding...
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  5. DAT Destroyer

    DAT Most DAT Students Miss This Nuclear Charge Question | DAT General Chemistry | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    Many DAT students confuse nuclear charge with ionic charge. An atom can gain or lose electrons, but does that change the number of protons in the nucleus? Take a look at the question before viewing the answer and see what you get. This is a simple concept, but it appears frequently in DAT...
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  6. DAT Destroyer

    DAT Which Salt Appears White in Water? DAT General Chemistry Question | DAT Destroyer | OAT Destroyer | Dr. Jim Romano

    This is a concept that shows up often in DAT General Chemistry and catches a lot of students. The answer is on Slide 2, but before you look, ask yourself: Why are some transition metal compounds colored while others are white? What answer did you get? Students often ask which DAT study...
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  7. DAT Destroyer

    DAT DAT Question: Azimuthal Quantum Number and Valence Electrons (Antimony) — Dr. Jim Romano | DAT Destroyer | OAT Destroyer

    High-yield DAT General Chemistry concept. Antimony (Sb) has its outermost electrons in the 5p sublevel. For a p orbital, the azimuthal quantum number is: l = 1 Correct answer: B These quantum number questions are classic DAT test-day traps, and the fastest way to handle them is to...
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