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New York State Regents Examinations
New York State Regents in Chemistry — Physical Setting. Covers matter, atomic structure, bonding, stoichiometry, gas laws, solutions, kinetics, acids/bases/redox, and organic/nuclear chemistry.
11 topics · 27 lessons · 292 practice questions
Elements, compounds, and mixtures. Pure substances vs. mixtures. Physical and chemical properties and changes. Allotropes.
2 lessons · 25 practice questions
Subatomic particles, atomic number, mass number, isotopes, atomic mass, electron configuration, and ground vs. excited states.
3 lessons · 30 practice questions
Organization of the Periodic Table by atomic number, groups and periods, and trends in atomic radius, ionization energy, and electronegativity.
2 lessons · 25 practice questions
Ionic, covalent, and metallic bonding. Bond polarity, molecular polarity, and intermolecular forces including hydrogen bonding.
3 lessons · 30 practice questions
Writing chemical formulas (ionic and covalent), reading molecular vs. empirical vs. structural formulas, balancing equations, and the five reaction types.
2 lessons · 25 practice questions
Gram-formula mass, the mole concept, Avogadro's number, percent composition, and mole-ratio calculations from balanced equations.
2 lessons · 17 practice questions
Kinetic Molecular Theory, ideal gases, STP, Avogadro's hypothesis, and the combined gas law.
2 lessons · 25 practice questions
Solute, solvent, solubility, saturation, molarity, dilution, and the colligative properties of aqueous solutions.
2 lessons · 25 practice questions
Energy changes, exothermic and endothermic reactions, activation energy, collision theory, catalysts, dynamic equilibrium, and Le Chatelier's principle.
3 lessons · 30 practice questions
Arrhenius acids and bases, pH and indicators, neutralization, oxidation numbers, redox half-reactions, and voltaic/electrolytic cells.
3 lessons · 30 practice questions
Hydrocarbons (alkanes, alkenes, alkynes), functional groups, organic reactions, isomers, radioactive decay, half-life, and nuclear equations.
3 lessons · 30 practice questions
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