Subject Area - 3:
Science and Technology and Engineering Education
- Standard Area - 3.2: Physical Sciences: Chemistry and Physics
- Organizing Category - 3.2.A: Chemistry
- Course - 3.2.C.A: CHEMISTRY
Standard - 3.2.C.A5
MODELS
Recognize discoveries from Dalton (atomic theory), Thomson (the electron), Rutherford (the nucleus), and Bohr (planetary model of atom), and understand how each discovery leads to modern theory.
Describe Rutherford’s “gold foil” experiment that led to the discovery of the nuclear atom. Identify the major components (protons, neutrons, and electrons) of the nuclear atom and explain how they interact.
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Assessment Anchor - CHEM.A.1
Properties and Classification of Matter
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Anchor Descriptor - CHEM.A.1.1
Identify and describe how observable and measurable properties can be used to classify and describe matter and energy.
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Eligible Content - CHEM.A.1.1.4
Relate the physical properties of matter to its atomic or molecular structure.
