Curated OER
Synthesis Reactions
Tenth graders write and balance chemical equations and make a PowerPoint presentation on synthesis reactions.
Curated OER
Molar Ratio
Young scholars conduct an experiment in which they react sodium bicarbonate with hydrochloric acid to determine the molar ration between the two reactants. Students must write correct formula and a balanced chemical equation and explain...
American Chemical Society
Forming a Precipitate
Can you mix two liquids to make a solid that is insoluble? Yes, you can, and pupils see this as the lesson uses more than one combination of liquids to form a solid. Through two teacher demonstrations and a hands-on activity,...
Curated OER
How is a REDOX Reaction Used to Power a Car?
Young scholars explore electrolysis and Redox reactions. In this exploratory lesson students demonstrate an example of electrolysis and how it brings on a chemical change.
Curated OER
Chemical Equilibrium
In this chemical equilibrium learning exercise, students review hydration, dissociation, and colligative properties. Students also review Le Chatelier's principle. This learning exercise has 15 short answer questions and 12 problems to...
Curated OER
Chemistry: Balancing Chemical Equations
Eighth graders practice balancing chemical equations. In this chemistry lesson, 8th graders explain why it is necessary to balance equations. They complete practice worksheets individually.
Curated OER
Iron Filings
Students conduct an experiment in which a solution of copper(II) sulfate is added to iron filings. They write and balance the equation for the reaction that occurs and calculate the amount of iron that reacted and the percent yield of...
Curated OER
Gas Law Stoichiometry
In this stoichiometry worksheet, students apply the gas law to determine the percent yield and the limiting reagent for the given reaction. This worksheet has 4 problems to solve.
Curated OER
Physical and Chemical Changes
Sixth graders complete several experiments about chemical and physical changes. In this physical and chemical science lesson, 6th graders complete 6 experiments about chemical and physical changes. Students examine the processes of...
Curated OER
"Boy Meets Chemistry... and has a Reaction!"
Students identify the four main types of reactions: synthesis, decomposition, single replacement, and double replacement. They explore the four main types of chemical reactions through an analogy of "Boy Meets Girl" and then "act out"...
Curated OER
Inorganic Reactions
In this inorganic reactions worksheet, students complete 7 chemical reactions by predicting the products and balancing the equations.
Curated OER
Heat, Temperature, and Transfer
Physical science scholars discover an array of heat sources. They experiment to connect radiation to heat. They begin to understand thermal equilibrium. Then, they test to see if mass affects the rate of temperature change. Choose a few,...
Curated OER
Chemistry: pH and pOH Calculations
In this pH activity, students complete a graphic organizer by determining the pH and pOH of given solutions and then deciding if its an acid or base. Students write equations for dissociation reactions. This activity has 1 graphic...
Curated OER
Chemistry Slide Collection
A huge slide show provides a review of almost every topic there is to cover in basic chemistry! Your young scientists will be interested to see each illustration and example given. The appearance of the 120 slides varies greatly, most...
Curated OER
Activity #9 Tye Green Blob
Students comprehend that a chemcial change produce substances with a different composition and physical and chemcial properties. They state the differences between physical and chemical changes. Pupils observe changes that occur during...
Curated OER
Soda Bottle Boat
Learners explore chemical reactions. In this chemical reaction lesson, students conduct an experiment observing chemical reactions.
Curated OER
Activity #13 Changing The Look of Sugar
Students observe what happens when sugar is dissolved in water and when it is heated. They weigh the products after each of the two experiments on a balance scale. Pupils distinguish between physical and chemical changes. Students are...
Curated OER
Activity #15 The Snowy Christmas Tree
Middle schoolers weigh out the proper amount of silver nitrate and prepare the silver nitrate solution. They observe what occurs when pure copper is added to silver nitrate solution. Pupils determine whether the change in the appearance...
Curated OER
Ammonium Nitrate - Is it worth the Risk?
Students consider that ammonium nitrate is used as a fertilizer and an explosive. They study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. The dual nature of Ammonium Nitrate was...
Curated OER
Gas Laws
In this gas instructional activity, students use the gas laws to calculate the pressure or volume of given amounts of gas. This instructional activity has 3 problems to solve.
Curated OER
Starch is Everywhere
In this science worksheet, students add a few drops of iodine solution to each of 10 substances to determine if they contain starch. The iodine will turn blue if the item contains starch.
Curated OER
What factors affect the oxidation of apples?
Students investigate why an apple turns brown after being cut open and brainstorm why this occurs. In this oxidation lesson students design and conduct a simple experiment, analyze their results and draw conclusions.
Curated OER
Chemical Equilibria and an Introduction to Water Chemistry
In this equilibrium and water chemistry worksheet, students solve twenty problems related to acids and bases, equilibrium and water.
Biology Junction
Chemistry
You matter—unless you multiply yourself by the speed of light squared, then you energy! Scholars learn about matter, energy, the elements and so much more using an informative presentation. Completing the included worksheet creates a...