Teach Engineering
Properties of Mixtures vs. Solutions: Mix It Up!
Now it becomes crystal clear why the unit is called Mixtures and Solutions. The fifth installment of a six-part unit explores mixtures and solutions. After viewing a demonstration on mixing pebbles with water, salt with water, and...
Curated OER
Recognition and Classification of Mixtures
Immerse your chemistry class in solutions! They melt and compare the mixtures that make up margarine, separate black ink into its component colors, distill ocean saltwater, and practice chromatography with plant pigments. There are eight...
Curated OER
Separation Techniques
Wow! Expose your chemistry class to every method of separating mixtures by showing this slide show. Learners will view diagrams and graphic organizers that support notes about filtration, chromatography, distillation, centrifugation, and...
Teach Engineering
Messin' with Mixtures
Do you separate your trail mix before eating it? Then you've been separating mixtures your whole life! Scholars model a contaminated soil sample using trail mix and estimate the percentage of each component. They consider how to clean up...
Perkins School for the Blind
Mixtures and Solutions
Mixtures and solutions are different; one can be separated fairly easily and the other cannot. This hands-on experiment was written specifically for learners with visual impairments or blindness. They will use lemonade and trail mix to...
Curated OER
Separating Mixtures Worksheet #2
In this separating mixtures worksheet, students answer 6 questions about they ways to separate mixtures including using chromatography, using skimming, and pouring off a liquid. Students are given different fractions and their properties...
Royal Society of Chemistry
Separating Mixtures: How We Concentrate Natural Materials
Have your class look at a granite specimen and describe what they see. They should note three distinct components. Discuss mixtures with them and how they might be separated, then send them to the lab to figure out how to take apart five...
LABScI
The Separation Lab: Candy Colors
There's no better motivator than candy! An engaging activity has pupils explore methods for separating mixtures. A two-part lab first explores methods of separation based on size and magnetism. The second activity introduces learners to...
Curated OER
Separating Materials
A chemistry presentation focuses on mixtures. Learners consider many sets of mixtures, such as sand and water, and marbles and water. They decide which mixture can be separated, then are led through a process to do just that. A fun and...
Olomana School
Mixtures and Solutions: Paper Chromatography Experiment
Why does some ink bleed through paper, and other ink doesn't? Practice some paper chromatography to separate the colors from a pen with an interactive experiment for middle and high schoolers. Learners use a variety of solutions to track...
Curated OER
Mixtures
In this chemistry worksheet, students use the clues given at the bottom of the sheet to complete the crossword puzzle on mixtures. There are 18 clues to solve on the sheet.
Curated OER
Lipstick Chromatography/Ink Chromatography
Junior crime scene investigators are instructed in two different chromatography exercises. For female suspects, they separate and compare lipstick pigments. For male suspects, they separate and compare ink samples. A data sheet is...
Curated OER
Marvelous Mixtures
Fifth graders design an experiment in which they separate mixtures. In this mixtures lesson, 5th graders define mixtures, solutions, solutes, and solvents. They watch a video, complete worksheets, and perform an experiment to separate...
Curated OER
Mixtures, Solutions and Matter
In this mixtures, solutions and matter worksheet, students are given 12 terms and they cut out 12 definitions to match with the terms. Topics include types of mixtures, types of matter such as atoms, molecules and compounds and solutions.
Curated OER
Chromatographic Separation of Methylene Blue and Sodium Fluorescein
Students determine the best solvent system for separating a methylene blue/sodium fluorescein mixture by thin layer chromatography. They conduct an initial TLC separation using ethanol and a different solvent mixture and analyze the data...
Curated OER
Chromatography - Chemical Separation of Colors
Third graders use the scientific method as they separate the colors used in ink. In this chromatography lesson, the teacher introduces students to how chromatography is used in several careers, then students perform an experiment to see...
Curated OER
Simulating Mixture Problems with Colored Beads
Students practice creating mixtures out of colored beads.
Curated OER
Mixtures
Students experiment with solutions. In this mixtures and solutions science instructional activity, students work in groups of three to perform an experiment. Students place a sugar cube in three glasses, and observe and record the...
Baylor College
How Can We Find Out What Is in Water?
Using paper chromatography, water watchers discover that several substances might be dissolved even though they aren't visible. For this case, you will prepare a mixture of three different food colorings for them to experiment with. A...
Curated OER
#13 Chromatography is a Gas: An Inquiry-Based Introduction to Gas Chromatography
Advanced chemistry scholars read about gas chromatography as a means of separating mixtures into their components. Then they try the technique on fingernail polish remover. Detailed instructions are provided via a lab sheet for your...
Curated OER
Separation of Mixtures and Compounds For K Through 12
Learners explore mixtures and compounds. In this lesson, students do an experiment to distinguish between mixtures and compounds. Learners complete ten different phases of the experiment testing many different substances. Students will...
Curated OER
Paper Chromatography K-12 Experiment
Young scholars study chromatography and how they can distinguish between the different pigments in a color. For this chromatography lesson students separate a mixture of dyes in soluble ink then record the colors they see.
Curated OER
Classification of Matter
This is a great worksheet with an infographic to assist your students in categorizing matter into mixtures and non-mixtures. Information is given about the metric system of measurement. Your young students match 13 terms with their...
Curated OER
Classification of Matter
Thirty-seven slides thoroughly shed light upon the four classes of matter: elements, compounds, mixtures, and solutions. Also covered are chemical symbols, molecules, and chemical equations. The colors and fonts chosen for the...