Download Biology 2 Unit 2 Test Review

Biology 2 Unit 2 Test Review
Define, know the phases, and give examples of matter.
Differentiate between negative and positive ions. How are they formed?
Calculate the mass number of an atom when given the numbers of atomic particles.
Know the electrical charges of atomic particles. (2)
Define an atom.
Define an isotope and how it differs from other isotopes of the same element. (2)
Differentiate between cations and anions.
Describe the information found on the periodic table of elements.
Calculate the numbers of atoms found in compound when given the chemical formula.
Define the atomic number of an atom.
Describe the atomic particles found in a neutral atom.
Describe the chemical formula of a compound, when given the number of atomic particles of the
reactants.
Understand the relationship between atomic weight and numbers of atomic particles.
Define temperature.
Understand the conversion of potential to kinetic energy.
Understand the differing amounts of kinetic energy associated with phase changes of matter.
Define kinetic energy.
Describe the differences among liquids, solids, and gases.
Define a chemical reaction.
Define a covalent bond.
Describe the manner in which ionic bonds are formed.
Know the type of chemical bond that holds molecules together to form compounds.
Describe the electron exchange taking place when ionic compounds are formed.
Describe the nature of a hydrogen bond.
Differentiate between polar and nonpolar covalent bonds. (2)
Describe the components of a solution.
Understand the role of water in dissociation of ionic compounds.
Explain the difference between reactants and products.
Describe the difference between products and reactants.
Know which type of chemical reaction is also known as digestion.
Know the general descriptions of the five types of chemical reactions in living things. (3)
Differentiate between reactants and products.
Understand what constitutes a dehydration synthesis reaction when given the chemical reaction
equation.
Understand the energy exchange in a phosphorylation reaction.
Understand how salts are formed using a chemical reaction equation.
Identify compounds that are acids.
Know the chemical symbols for hydrogen and hydroxide ions.
Define a base, and know understand its interaction with other molecules and compounds.
Identify molecules that are considered acids and bases.
Understand the relationship between pH and hydrogen ion concentrations.
Know what the pH scale represents.
Using a given pH, determine the strength of both acids and bases.
Differentiate between acids and bases using the pH scale.
Identify a salt using its chemical formula.
Define a chemical buffer.