Curated OER
Gases and Chemical Reactions
In this chemical reactions worksheet, students calculate the volume or pressure for different gases. Students determine the effect of different stimuli on the rate of a chemical reaction. This worksheet has 1 short answer, 10 fill in the...
Curated OER
Chemical Reactions
In this chemical reactions worksheet, students determine if solutions are acidic, basic, or neutral. Students give reactions' molecular equations and ionic equations. This worksheet has 14 problems to solve.
Curated OER
Elements
In this elements learning exercise, students give the symbol for given elements. Students determine the number of protons, electrons, and neutrons for atoms. This learning exercise has 9 fill in the blank and 5 problems to solve.
Curated OER
Chemical Compounds and Reactions
In this chemical compounds activity, students name 6 chemical structures and complete chemical reactions by writing in the products. This activity has 4 problems to solve.
Curated OER
Hybridization
In this chemical compounds worksheet, students draw the Lewis structure and "cloud" structures for given compounds. Then students match the Lewis structure with the correct cloud diagrams. This worksheet has 2 problems to solve.
Curated OER
Lewis Structures
In this compounds worksheet, students draw the Lewis structure and alternate resonance structures and then give the geometry and hybridization for the underlined atom. This worksheet has 9 problems to solve.
Curated OER
Electron Configurations and Orbital Diagrams
In this elements worksheet, students determine the electron configuration, orbital diagram for the highest sublevel, and the number of unpaired electrons in ground state atom for the given elements. This worksheet has 7 problems to solve.
Curated OER
Practice in Determining Which Zeros are Significant
In this significant number worksheet, students identify significant numbers. This one-page worksheet contains 60 problems.
Curated OER
Addition and Subtraction of Significant Figures
In this significant figures worksheet, students add and subtract decimal numbers using the correct number of significant figures in the answers. This worksheet has 18 problems to solve.
Cornell University
Study Soil
What's in soil? Young scientists study the pH levels of soil from their school yard. They observe the land and area the soil came from to decide if location has anything to do with acidity level.
University of Georgia
Would Your Cat Eat This Stuff?
Processed foods use inorganic compounds for flavoring and preservation. This take-home laboratory challenges scholars to find 20 different compounds identified on the labels of foods to list on their data collection sheet. The activity...
Kenan Fellows
Unit 1: Introduction to Biotechnology
Biotechnology is big! Introduce the uses of biotechnology to science scholars with a fascinating, fact-filled unit. The first installment in a series of four biotechnology units covers the role biotechnology plays in human and...
Alabama Learning Exchange
Writing Word Equations
High schoolers explore the concept of chemical formulas. For this chemical formula lesson, students watch a video about balancing chemical equations. High schoolers conduct an experiment using silver nitrate and sodium phosphate. ...
Curated OER
Solubility of Ionic Substances
In this solubility worksheet, students identify substances as either ionic or molecular, define saturated solution and solubility, and calculate concentration of solutions. This worksheet has 7 short answer, 5 fill in the blank, and 27...
Curated OER
Equilibrium Equations
In this equilibrium worksheet, students calculate the equilibrium constant for reactions and the equilibrium concentrations. This worksheet has 10 problems to solve.
Curated OER
Thermodynamics
In this thermodynamics activity, students calculate the change of entropy and standard free energy change for given reactions. Students write expressions for the thermodynamic equilibrium constants for reactions. This activity has 10...
Curated OER
Other Aspects of Aqueous Equilibria
In this aqueous equilbria worksheet, students write the solubility product expressions for the given salts. Students determine what affects the solubility of salts. Students calculate the pH of a buffer solution. This worksheet has 14...
Curated OER
Solution Concentration
Students determine differences in concentrations. They have to state the problem they feel exists, consider possible solutions, and develop a plan to come up with for containers whose labels have fallen off. Students base this off the...
Curated OER
EGG-cellent POLYMER PACKAGING DESIGN
Young scholars investigate the concept of a polymer using an experimental design of protecting an egg in a bookbag. They test the properties of polymers and form an educated solution to the proposed problem. Then they describe the steps...
Curated OER
Natural Indicators: How Do They Work?
Young scholars describe characteristics and common uses of acids and bases. They describe the role of natural indicators in the chemistry of acids and bases after testing and making observations on a variety of plant extracts. Students...
Curated OER
Calculating Rates
In this rates worksheet, students determine the rate of production or consumption for given reactions. Students write chemical equations in complete ionic form or net-ionic form. This worksheet has 6 problems to solve.
Curated OER
Magnets
Students investigate the magnetic attraction of different materials by observing a demonstration, and review the words "attraction" and "materials." Next they conduct exploration of a number of materials which have different properties...
Curated OER
Acids and Bases Crossword
For this chemistry worksheet, students complete a crossword puzzle with 27 clues about acids and bases. Each clue lists number of letters for correct word.
Curated OER
Le Chatelier's Principle
In this chemical equilibrium worksheet, students review Le Chatelier's Principle and predict the direction of equilibrium shift for different changes to a chemical reactions. Students also review enthalpy and entropy. This worksheet has...