This correlation lists the recommended Gizmos for this province's curriculum standards. Click any Gizmo title below for more information.
C12-1: : Reactions in Aqueous Solutions
C12-1-05: : Perform a laboratory activity to demonstrate the stoichiometry of a neutralization reaction between a strong base and a strong acid.
Titration
Measure the quantity of a known solution needed to neutralize an acid or base of unknown concentration. Use this information to calculate the unknown concentration. A variety of indicators can be used to show the pH of the solution.
5 Minute Preview
C12-1-06: : Calculate the concentration or volume of an acid or a base from the concentration and volume of an acid or a base required for neutralization.
Titration
Measure the quantity of a known solution needed to neutralize an acid or base of unknown concentration. Use this information to calculate the unknown concentration. A variety of indicators can be used to show the pH of the solution.
5 Minute Preview
C12-1-09: : Determine the oxidation numbers for atoms in compounds and ions.
Electrons and Chemical Reactions - High School
The Secret Service has arrested suspects accused of counterfeiting coins from 1915 valued at $50,000 each. The students act as a forensic scientist to investigate the crime scene and examine the evidence. Students learn about electrons and chemical reactions to recreate the methods used to make the coins and prepare evidence for the court case.
Video Preview
C12-2-02: : Recognize, through direct observation, that elements have unique line spectra.
Bohr Model of Hydrogen
Shoot a stream of photons through a container of hydrogen gas. Observe how photons of certain energies are absorbed, causing the electron to move to different orbits. Build the spectrum of hydrogen based on photons that are absorbed and emitted.
5 Minute Preview
Analyze the spectra of a variety of stars. Determine the elements that are represented in each spectrum, and use this information to infer the temperature and classification of the star. Look for unusual features such as redshifted stars, nebulae, and stars with large planets.
5 Minute Preview
C12-2-03: : Describe applications and/or natural occurrences of line spectra.
Star Spectra
Analyze the spectra of a variety of stars. Determine the elements that are represented in each spectrum, and use this information to infer the temperature and classification of the star. Look for unusual features such as redshifted stars, nebulae, and stars with large planets.
5 Minute Preview
C12-2-05: : Write electron configurations for elements of the periodic table. Include: selected elements up to atomic number 36 (krypton)
Electron Configuration
Create the electron configuration of any element by filling electron orbitals. Determine the relationship between electron configuration and atomic radius. Discover trends in atomic radii across periods and down families/groups of the periodic table.
5 Minute Preview
C12-2-06: : Relate the electron configuration of an element to its valence electron(s) and its position on the periodic table.
Electron Configuration
Create the electron configuration of any element by filling electron orbitals. Determine the relationship between electron configuration and atomic radius. Discover trends in atomic radii across periods and down families/groups of the periodic table.
5 Minute Preview
C12-2-07: : Identify and account for periodic trends among the properties of elements, and relate the properties to electron configuration. Include: atomic radii, ionic radii, ionization energy, and electronegativity
Electron Configuration
Create the electron configuration of any element by filling electron orbitals. Determine the relationship between electron configuration and atomic radius. Discover trends in atomic radii across periods and down families/groups of the periodic table.
5 Minute Preview
Explore trends in atomic radius, ionization energy, and electron affinity in the periodic table. Measure atomic radius with a ruler and model ionization energy and electron affinity by exploring how easy it is to remove electrons and how strongly atoms attract additional electrons. View these properties on the whole periodic table to see how they vary across periods and down groups.
5 Minute Preview
C12-3-01: : Formulate an operational definition of reaction rate.
Collision Theory
Observe a chemical reaction with and without a catalyst. Determine the effects of concentration, temperature, surface area, and catalysts on reaction rates. Reactant and product concentrations through time are recorded, and the speed of the simulation can be adjusted by the user.
5 Minute Preview
C12-3-02: : Identify variables used to monitor reaction rates (i.e., change per unit of time, delta x/delta t).
Collision Theory
Observe a chemical reaction with and without a catalyst. Determine the effects of concentration, temperature, surface area, and catalysts on reaction rates. Reactant and product concentrations through time are recorded, and the speed of the simulation can be adjusted by the user.
5 Minute Preview
C12-3-08: : Describe qualitatively the relationship between the factors that affect the rate of chemical reactions and the relative rate of a reaction, using the collision theory.
Collision Theory
Observe a chemical reaction with and without a catalyst. Determine the effects of concentration, temperature, surface area, and catalysts on reaction rates. Reactant and product concentrations through time are recorded, and the speed of the simulation can be adjusted by the user.
5 Minute Preview
C12-4-01: : Relate the concept of equilibrium to physical and chemical systems.
Equilibrium and Concentration
Observe how reactants and products interact in reversible reactions. The initial amount of each substance can be manipulated, as well as the pressure on the chamber. The amounts, concentrations, and partial pressures of each reactant and product can be tracked over time as the reaction proceeds toward equilibrium.
5 Minute Preview
Observe how reactants and products interact in reversible reactions. The amounts of each substance can be manipulated, as well as the pressure on the chamber. This lesson focuses on partial pressures, Dalton's law, and Le Chatelier's principle.
5 Minute Preview
Mussel farmers in the Arctic Ocean have reported problems with their mussels. They have noticed that the mussel shells have eroded and become brittle. Students take on the role of a marine chemist to analyze the changes to ocean carbon chemistry and equilibrium to determine the cause of the mussel shell erosion.
Video Preview
C12-4-05: : Perform a laboratory activity to determine the equilibrium constant of an equilibrium system.
Equilibrium and Concentration
Observe how reactants and products interact in reversible reactions. The initial amount of each substance can be manipulated, as well as the pressure on the chamber. The amounts, concentrations, and partial pressures of each reactant and product can be tracked over time as the reaction proceeds toward equilibrium.
5 Minute Preview
C12-4-06: : Use Le Châtelier’s principle to predict and explain shifts in equilibrium.
Equilibrium and Pressure
Observe how reactants and products interact in reversible reactions. The amounts of each substance can be manipulated, as well as the pressure on the chamber. This lesson focuses on partial pressures, Dalton's law, and Le Chatelier's principle.
5 Minute Preview
Mussel farmers in the Arctic Ocean have reported problems with their mussels. They have noticed that the mussel shells have eroded and become brittle. Students take on the role of a marine chemist to analyze the changes to ocean carbon chemistry and equilibrium to determine the cause of the mussel shell erosion.
Video Preview
C12-4-07: : Perform a laboratory activity to demonstrate Le Châtelier’s principle.
Equilibrium and Pressure
Observe how reactants and products interact in reversible reactions. The amounts of each substance can be manipulated, as well as the pressure on the chamber. This lesson focuses on partial pressures, Dalton's law, and Le Chatelier's principle.
5 Minute Preview
Mussel farmers in the Arctic Ocean have reported problems with their mussels. They have noticed that the mussel shells have eroded and become brittle. Students take on the role of a marine chemist to analyze the changes to ocean carbon chemistry and equilibrium to determine the cause of the mussel shell erosion.
Video Preview
C12-4-08: : Interpret concentration versus time graphs.
Equilibrium and Concentration
Observe how reactants and products interact in reversible reactions. The initial amount of each substance can be manipulated, as well as the pressure on the chamber. The amounts, concentrations, and partial pressures of each reactant and product can be tracked over time as the reaction proceeds toward equilibrium.
5 Minute Preview
C12-4-09: : Describe practical applications of Le Châtelier’s principle.
Ocean Carbon Equilibrium - High School
Mussel farmers in the Arctic Ocean have reported problems with their mussels. They have noticed that the mussel shells have eroded and become brittle. Students take on the role of a marine chemist to analyze the changes to ocean carbon chemistry and equilibrium to determine the cause of the mussel shell erosion.
Video Preview
C12-5-10: : Perform a laboratory activity to determine the concentration of an unknown acid or base, using a standardized acid or base.
Titration
Measure the quantity of a known solution needed to neutralize an acid or base of unknown concentration. Use this information to calculate the unknown concentration. A variety of indicators can be used to show the pH of the solution.
5 Minute Preview
Students assume the role of a scientist trying to solve a real world problem. They use scientific practices to collect and analyze data, and form and test a hypothesis as they solve the problems.
