Unit 5 - Gasses and Molecular Interactions
Learning objectives:
- Be able to describe pressure
- Be able to convert between the different measures of pressure
- Be able to describe the relationship between pressure and volume of a gas
- Be able to describe the relationship between volume and temperature of a gas
- Be able to use Boyles, Avogadros, Charles, Gay-Lussac, Combined gas laws
- Be able to use the Ideal Gas Law
- Be able to solve stoichiometric problems involving gases
- Be able to use Dalton’s law of partial pressure
- Be able to predict relative rates of effusion
- Be able to explain conditions where gases do not behave ideally
Text: OpenStax Chemistry Atoms First chapter 8
Sequence:
Part 1 - Gases
Learning Targets
Text: OpenStax Chemistry Atoms First chapter 4 and 10
Part 2 - Structures
Learning objectives:
- Be able to describe pressure
- Be able to convert between the different measures of pressure
- Be able to describe the relationship between pressure and volume of a gas
- Be able to describe the relationship between volume and temperature of a gas
- Be able to use Boyles, Avogadros, Charles, Gay-Lussac, Combined gas laws
- Be able to use the Ideal Gas Law
- Be able to solve stoichiometric problems involving gases
- Be able to use Dalton’s law of partial pressure
- Be able to predict relative rates of effusion
- Be able to explain conditions where gases do not behave ideally
Text: OpenStax Chemistry Atoms First chapter 8
Sequence:
Part 1 - Gases
- Simulation (gizmo)
- Slides (here)
- Pressure practice here manometer practice here
- Boyles, Charles and Gay-Lussac's Law practice here
- Combined gas law practice here
- Ideal gas law here
- Gas stoichiometry here
- More gas stoichiometry here
- Lab on gas stoichiometry here
- Daltons law of partial pressure here
- Practice test here
Learning Targets
- Be able to describe ionic, covalent and metallic bonding
- Be able to explain the result of electron sharing in covalent bonds
- Be able to draw Lewis structures for covalent compounds and polyatomic ions
- Be able to draw resonance structures and describe how they are used
- Be able to use the VSEPR theory to predict the shape of a molecule
- Linear, Bent, Trigonal planar, trigonal pyramidal, tetrahedral
- Be able to predict polarity of a bond and polarity of a molecule
- Be able to evaluate the strengths of inter-molecular interactions compared with the strengths of ionic and covalent interactions
- Be able to predict relative physical properties such as boiling point
Text: OpenStax Chemistry Atoms First chapter 4 and 10
Part 2 - Structures
- Recall Lewis representation of Ionic Compounds
- Recall electronegativity
- Recall valence electrons
- Lewis structures for covalent compounds - practice and steps
- More practice for Lewis Structures
- Resonance and Lewis Structures
- Molecular Geometry - group activity - simulation
- Practice Lewis structures and Molecular Geometries
- Skills quiz - Lewis structures, molecular geometry
- Polarity - slides - practice - group activity
- Inter-molecular forces - slides - practice
- Solutions - group activity
- Video - Solutions introduction (Mr. Anderson) here