Chemistry 20

Unit 1: Introduction to Chemistry

Laboratory safety and the ways chemistry affects society and everyday life.

• Safe laboratory practices

• Chemistry and society

Unit 2: Laboratory Activities

Building concrete laboratory experience and proficiency with equipment.

• Concrete experience of chemical events

• Manipulating laboratory equipment

Unit 3: Independent Research

Investigating a chemistry problem through a short independent inquiry.

• Investigating problems in chemistry

Unit 4: Atoms and Elements

The development of ideas about matter, atomic structure, and the classification of elements in the periodic table.

• Development of ideas about matter

• Components of the atom and isotopes

• Properties and classification of elements
• Organization and trends of the periodic table

Unit 5: Molecules and Compounds

Formulas and names of compounds, chemical bonding, forces between molecules, and solubility.

• Writing formulas and names fluently

• Ionic and covalent bonding

• Bonding in solids and liquids

• Factors influencing solubility

Unit 6: Chemical Reactions

The importance of chemical reactions and communicating them through balanced equations.

• Recognizing and valuing chemical reactions

• Writing and balancing chemical equations

Unit 7: Mole Concept and Stoichiometry

Avogadro's number and the mole, mass-based calculations, and stoichiometric problem solving.

• Avogadro's number and the mole

• Percentage composition and concentration

• Performing stoichiometric calculations