Curated OER
Laboratory: Fe and Cu (II) Redox Reaction
For this redox reaction laboratory sheet, chemists answer eight post-lab questions about oxidizing agents, reducing agents, oxidized and reduced substances, and percent yield of products. You will need to provide a proedure for...
Curated OER
Cellular Respiration stage 1: Glycolysis
Ten reactions involved with the process of glycolysis within cellular respiration are summarized here. The aerobic stages and anaerobic interactions leading to fermentation are detailed and wonderful diagrams to support the information...
Science Geek
Electrochemistry
Introduce redox reactions including how to identify and solve them. After reviewing the rules for assigning oxidation numbers, a presentation presents trends and vocabulary. Finally, it explains voltaic cells, electrolytic cells,...
Howard Hughes Medical Institute
Icefish Blood Adaptations: Antifreeze Proteins
Ever wonder how fish survive in freezing cold water—especially Antarctic waters? Some fish have an adaptation that lowers the freezing point of their life fluids. Learners model these adaptations in two lab explorations. The first...
Curated OER
CH 302 Spring 2008 Worksheet 13-Reaction Rates
In this reaction rates worksheet, students solve twenty problems including calculating reaction orders, reaction rates and writing rate expression for given multi-step reactions.
Curated OER
Determining the Enthalpy Change of a Reaction
In this enthalpy of reactions worksheet, students use a known amount of copper (II) sulphate solution and an excess of zinc powder to calculate the enthalpy change of the reaction. Students measure the temperature change over the course...
Curated OER
Electrochemistry Problems
In this electrochemistry learning exercise, students determine the voltage of a cell based on the reduction potentials. Students write a condensed cell diagram and the oxidation half reaction for the cell. This learning exercise has 30...
National Nanotechnology Infrastructure Network
Lab 1: Nanocatalysts Clean Your Car Emissions
What a big job for such a small particle. Young scientists learn about the role of nanoparticles in catalytic converters for cars. They conduct an experiment to create alginate-MnO2 catalytic spheres.
Curated OER
Chemistry World The Five Types of Chemical Reactions
Young scholars research five types of chemical reactions in order to design a learning center. Students use technology to research and present their material.
Curated OER
An Inside Look at Apples
First graders examine and identify parts of an apple. In this biology lesson, 1st graders cut an apple in half and locate all the parts, use the apple halves as stamps, and create a bar graph displaying which apple types the students...
Curated OER
Nuclear Chemistry Worksheet
In this nuclear chemistry worksheet, students solve nine problems about half life, positron emission, nuclear fission and nuclear fusion.
Curated OER
The Nucleus / Nuclear Reactions and Elementary Particles
Students describe how radioactivity relates to alpha and beta particles. Using their properties, they write a descriptive paper about the gamma rays and alpha and beta particles. They calculate q-values and the half-life of a given...
Nuffield Foundation
Enzyme-Catalysed Synthesis
Enzymes: not just for breaking chemicals apart. Young biologists perform an experiment on potatoes. They first remove starch from potato extract. They then add the resulting liquid to samples of glucose-1-phosphate, glucose, maltose, and...
Curated OER
Unit 2 ~ Atomic Structure
As an atomic structure reference and review tool, this handout fits the bill. The first page provides definitions and tables of orbitals, electrons, and energy levels. The second page is an opportunity to practice determining numbers of...
Curated OER
Forcing Electrons to Move
In this electrolytic cell worksheet, students read about car batteries and how they produce electricity for cars to run. They answer six questions about electrolytic cells and oxidation-reduction reactions.
Curated OER
Alka-Seltzer Cannons
Fourth graders observe what is happening when an Alka-Seltzer tablet is placed in a clear cup of water. They observe the release of carbon dioxide gas. Pupils answer the question of how much as is released by observing the experiment...
Curated OER
Penny Science
A penny can be a much more valuable teaching tool that you might think. Whether you are teaching about chemical reactions, surface tension, the behavior of gases, or are just looking for engaging activities for early finishers, this...
Curated OER
Kinetics Practice 2-Key
In this kinetics worksheet, students solve seven problems related to chemical reactions and their rates. Students identify rate laws for mechanisms, they draw reaction diagrams, and they determine rate constants.
Curated OER
Thermal Decomposition of Calcium Carbonate
In this thermal decomposition of calcium carbonate worksheet, high schoolers perform three experiments on calcium carbonate, make observations and write the equations for each reaction. Students explain in detail what happened at each...
Curated OER
Transition Metals (II)
Students discuss transition metals, their properties, and where they are located on the periodic table as well as why transition metals are ideal for coins. After discussion, they conduct an experiment using copper in the form of old...
Curated OER
Chemical Reactions
In this chemical reactions worksheet, students determine the order of a reaction based on experimental results. This worksheet has 5 problems to solve.
Curated OER
Experimental Rate Law
In this reaction rate learning exercise, students determine the molecularity of a reaction plus show that the predicted rate law equals the experimental rate law. This learning exercise has 3 problems to solve.
It's About Time
Atoms and Their Masses
Are atoms too small to be isolated? Answer this question and more as you provide young chemists with the tools to conduct a hands-on activity demonstrating atomic mass. Pupils explore the mass of copper and aluminum, compare Dalton's...
Curated OER
Alka-Seltzer Cannons
The scientific method is emphasized in this engaging and exciting chemistry activity. Learners get to create Alka-Seltzer cannons out of film cannisters, water, and Alka-Seltzer tablets. Carbon dioxide gas builds up inside the cannister,...