Chymist
Empirical Formula of a Compound
Because of the work of John Dalton, we are able to write formulas for compounds. The hands-on experiment has scholars prepare a compound from its elements. Using mass data, individuals write the empirical formula for the compound.
Curated OER
Organic Compounds and Physical Properties
For this chemistry worksheet, students identify which has the highest boiling point, as well as the lowest. Then they identify which compound is least soluble in water and why. Students also classify each of the compounds listed on the...
Aquarium of the Pacific
Lego Molecules
Young scientists construct an understanding of molecular compounds in this hands-on science lesson. Using LEGO® to model the atoms of different elements, students build molecules based on the chemical formulas of common compounds.
Curated OER
Elements and Compounds
In this elements and compounds worksheet, students complete a Venn diagram to compare and contrast elements and compounds. They show the similarities and what is unique to elements and compounds.
Curated OER
Differentiate Elements, Compounds, and Mixtures
Learners examine the differences between elements, compounds and mixtures. Using diagrams, they compare and contrast atoms and molecules and describe various chemical reactions. They distinguish the differences between ionic and...
Curated OER
Writing Chemical Formulas
Students study how to write chemical fomulas by reviewing the combinations atoms form into compounds. They write a procedure to test various substances and name the compounds and write formulas. As they construct models for formulas and...
Curated OER
Alkanes
In this science worksheet, students look for the chemistry elements and how they are combined to create molecular compounds with the help of atomic models.
Curated OER
Making Molecules
In this making molecules worksheet, students complete a table of elements with their symbol, atomic number, atomic mass, number of protons, number of electrons, period and group. Students then make models using pipe cleaners and beads of...
Curated OER
Comparing Properties of Elements & Compounds
In this elements and compounds worksheet, students review the physical properties of different compounds and elements using websites for information. This worksheet has 1 graphic organizer and 1 short answer question.
Curated OER
Designing Machines
Learners explore simple and compound machines. In groups of four students, they design a compound machine using K'NEX that has a stated purpose and consists of at least two simple machines.
Curated OER
Chemical Formulas
Students assess how to go from writing ionic chemical formulas to nomenclature and naming chemical compounds. They brainstorm former studies and share their thoughts in small groups. A list of everyday products (shampoos, toothpaste,...
Chymist
Hydrates
What occurs when a hydrate is heated? Lead your class in exploring the answer to this question as they investigate the properties of a hydrated compound. They heat copper(II) sulfate pentahydrate and evaporate the water...
Curated OER
Laboratory: Ionic Compound Solubility
In this solubility worksheet, learners answer post activity questions about the lab work they completed with ionic compounds. They write sentences about solubility of cations from their lab work. They write chemical reactions for their...
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
Synthesis
In this synthesis of organic compounds worksheet, students show the steps used to make compounds using toluene, benzene, straight chain carboxylic acid and alkyl halide. They include reagents needed and they show all structures in their...
Virginia Department of Education
Finding the Formula and Percent Composition
Do you have mole problems? If so, call Avogadro at 602-2140. The activity starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
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...
Curated OER
Organic Chemistry II Review Questions
In this chemistry worksheet, young scholars determine the order of reactivity toward displacement in each of the series listed. Then they respond to several multiple choice questions as they relate to compounds and solutions. Students...
Curated OER
Ketones and Aldehydes-Nomenclature
In this ketones and aldehydes worksheet, students name 12 compounds given their structural formulas. They write structures given the names of 12 ketones or aldehydes.
Alabama Learning Exchange
Float or Sink?
Experiment with mass and density as scholars figure out what makes things float or sink. First, they watch a podcast introducing these concepts. Be sure to use the comprehension question to test their understanding. Young scientists...
Chymist
How Do We Affect the Quality of Our Atmosphere
Explore the makeup of the earth's atmosphere. Using the set of specific experiments, pupils examine the main elements and compounds present in the atmosphere. Their study extends to investigate the effects of atmospheric...
Curated OER
Earth and Beyond
In this earth and beyond worksheet, students answer short answer questions about the atmosphere, the chemical compounds in Earth's atmosphere. Students visit different websites to conduct research of the discoveries of the scientist who...
Curated OER
The Nitrogen Cycle
Fifth graders investigate the nitrogen cycle and examine the concepts of decomposition and nitrification. Students participate in a class discussion about the creation of waste and ammonia compounds, then using nitrogen cycle cut-outs...
Curated OER
Organic Chemistry I: Problem Set 17-alkenes
In this organic chemistry of alkenes worksheet, students name and write the chemical formulas for 12 alkenes and then complete 3 short answer questions about the saturation of alkene compounds.
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