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Q1: Discuss the various phases of matter and their physical and chemical changes.

Q2: Define atomic number, mass number, isotopes, and organize the elements by using the periodic table.

Q3: Recognize the basic concepts of organic chemistry and the classes of organic compounds.

Q 4: Define chemical reactions, reactants, and products, and state the law of conservation of mass.

1. Differentiate between ionization energy, electron affinity, and electronegativity.

2. Define a catalyst and describe how it can affect the rate of reaction.

3. Explain the 4 levels of protein structure.

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