Curated OER
Writing Net Ionic Equations
For this ionic equations worksheet, students are given 20 equations to complete. They are to write the net ionic equation and indicate if a precipitate or gas is formed. In addition they are to determine if 11 compounds are acids or...
Curated OER
The Heat is On!
Fifth graders investigate evidence for changes in matter that occur during a chemical reaction.
Curated OER
The Nature of Chemical Change: Acting Out an Example
Students identify the signs that a chemical reaction took place. In this chemistry lesson, students role play the movement of different molecules of matter. They classify matter according to their properties.
Curated OER
Solubility Equilibria
In this solubility equilibria worksheet, students solve five problems. They calculate concentrations of ions at equilibrium, they determine the effects of adding compounds to a saturated solution and they determine if compounds are more...
Curated OER
Amines
In this amines learning exercise, students solve 7 problems including classifying given structures, ranking them based on their boiling point, and naming structures.
Curated OER
Properties of Soaps
Students investigate 3 types of soap. In this properties of soaps lesson plan, students test soap with pepper and observe the reaction between the two. They make observations of the 3 types of soaps and make a chart to compare each. They...
Curated OER
Intro to Biology Chapters 1 & 2 Practice Test
Don't be fooled by the title - this biology quiz could serve as an AP biology or college-level biology quiz. Some of the molecules represented may be difficult to identify without seeing the textbook from which this is based. It could...
Curated OER
DNA the Easy Way (and "Gram Stain" Without the Mess)
Students visualize DNA from cells and explain the basis and importance of the Gram-stain reaction and to perform the KOH test equivalent.
Rensselaer Polytechnic Institute
Molecules to the Max!—Educators Resource Guide
From molecules to nanotubes, an engaging unit explores the world of tiny science. Fifteen hands-on experiments and lessons engage young scientists as they learn chemistry. Discussions, worksheets, and data analysis reinforce the concepts...
National Institute of Open Schooling
Electrochemistry
In an electrolytic cell, electrical energy is converted into chemical energy, the exact opposite of a battery! Lesson 15 in a series of 36 explores electrochemistry. Participants begin by reading and discussing oxidation/reduction...
Royal Society of Chemistry
Chromium Oxidation States
Colorful chromium is captivating! Science sleuths solve a series of puzzles using an interactive resource. Individuals relate the oxidation states of chromium to the colors produced when the compound is placed in acidic or basic solutions.
College Board
2014 AP® Chemistry Free-Response Questions
More than half of AP Chemistry test takers earn a high enough score to get college credit. Improve that statistic by using past test questions including precipitate, molarity, and chemical equations to prepare for a future exam. The...
Curated OER
Electrochemistry
In this electrochemistry worksheet, students are given details as to how to solve strengths of oxidizing and reducing agents, battery chemistry and a summary of cell construction and convention.
Curated OER
Over-The-Counter Antacids
Young scholars investigate the best antacids for sour stomachs. In this antacids lesson plan, students use different antacids, balloons and flasks containing 0.1 M HCl. They place the balloon with the antacids in them on top of the flaks...
Curated OER
Calorimetry
In this calorimetry worksheet, students determine the specific heat of an unknown liquid. Students calculate the change in enthalpy for given reactions. This worksheet has 20 problems to solve.
Curated OER
Chapter Review Topics for Exam 2
In this chemistry chapter review activity, students examine their knowledge of equilibrium, Brønsted acid, and pH value as they respond to 25 short answer questions.
Curated OER
I Have the Solution!
Students explain how to make solutions with specific concentration. In this chemistry lesson, students differentiate acids and bases. They calculate molarity of solutions.
Curated OER
The Chemistry of Life
In this chemistry of life activity, students will review key terms of plant cell structure and chemistry by reading 13 clues to complete the puzzle. Word bank is included.
Curated OER
Stoichiometry
Students research chemical formulas and balance chemical equations. In this chemical equations lesson students complete a class activity on chemical equations and answer questions.
Curated OER
DNA Sequencing Simulation
Students simulate the Sanger method of DNA sequencing using color pop-beads as a representation of nucleotides and dideoxynucleotides. Students assemble DNA sequences and run their sequences through a "sequencing gel" and sketch what...
Curated OER
Determination of Phylogenetic Relationships Using Restriction Analysis
Young scholars applied various mathematical analyses to interpret their data. By using the resulting DNA fragment patterns from several enzymes students established a possible evolutionary relationship among the mice.
Curated OER
Understanding of the Structure of an Amino Group
Students review the characteristics of acids and bases. They examine the structure of an amino group and compare amines to ammonia. They work together to develop the concent of polymerization.
Curated OER
Cation Separation and Identification
Young scholars conduct an experiment in which they systematically separate cations from a mixture of substances. They use the following types of reactions to do so: precipitation, acids and bases, oxidation and reduction. They compare a...
Curated OER
Effects of pH on Organic Molecules
Learners investigate the effects of an acid and a base on the structure of milk protein. They observe the changes to droplets of milk when adding ammonia and lemon juice and relate the changes to old, curdled milk. An extension using...