Common Ions You Need to Know
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My name is Dr. Ari Rezaei. My team and I built to provide challenging prep material to get you ready to conquer your classes and exams. I graduated from Columbia University College of Dental Medicine.

Dr. Ari Rezaei
Dr. Ari Rezaei
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    Key Takeaway

    The DAT general chemistry section expects you to be fluent in chemical compounds. For example, do you know the formula for chromate? Below is a selected list of common ions you should know for the DAT.

    * Also, a common mistake I see is people thinking helium is a diatomic molecule (He2). The formula for helium gas is just He. Helium is a noble gas and already has a full shell.

    Common ions you should know for the DAT
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    Kylie Carganilla, Student