In this solutions worksheet, students will review 9 vocabulary words associated with solutions including mixtures, elements, compounds, and dissolving. Students will complete a word puzzle in this worksheet.

Wow! This is one of the most exhaustive presentations on finding chemical formulas that you will come across! Beginning with the basics, and leaving junior chemists with procedures and concrete examples, this PowerPoint certainly...

In this drawing Lewis structures worksheet, students read about the 5 steps taken to draw Lewis structures for atoms and molecules. These include identifying the valence electrons, placing pairs of electrons between atoms to be bonded,...

Glucose is a simple sugar and a molecule that can be illustrated through modeling. Scientific investigators with visual impairments use hands-on models to reconstruct the process of bonding molecules. The tools used in this activity are...

A great review of the structure and function of carbon-based molecules important to life, especially with relevance to humans. The chemistry behind the combination of polymers and the breakdown of bonds is covered. Valuable content...

During this lab activity, chemists discover the reactivities of chlorine, bromine, and iodine as examples of the halogens. They use a displacement reaction as a test by adding other compounds and observing for a color change. The lab...

In a comprehensive role playing activity, teens play the parts of different stakeholders in the realm of acidic oceans. They research, debate, and create a presentation from the perspective of either ocean organisms, the fishing...

The fifth installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program defines dead zones and how they form. Pupils then examine data from the Gulf of Mexico to determine dead zone formation.

For this science worksheet, students use words from a word bank to fill in 25 blanks in a cloze story about compounds and elements.

Students research certain elements and then analyze their potential bonds with other elements in a dating game where the dating pool is comprised of the elements featured on the Periodic Table.

Students explore the concept of atoms and how they combine to form molecules and compounds. In pairs, they read an article on how atoms work and discuss the main points. They draw atoms and write a paragraph about their elements.

In this classifying materials worksheet, students match a set of substances with their description and properties, then identify a set of elements and compounds.

This PowerPoint presentation is sure to support your lesson on chemical reactions. Colorful diagrams and pictures, solubility tables and rules, clever animations and diagrams make teaching these concepts a cinch! Your chemistry...

While this resource does not provide problems for chemistry learners to solve, it outlines skills that they should have and concepts that they should grasp. Topics include thermodynamics, periodicity, redox equilibria, transition metals,...

In this moles worksheet, students define a mole and convert grams to moles or moles to molecules. Students convert specific mass of compounds to moles. This worksheet has 1 true or false, 6 short answer, 3 fill in the blank, and 15...

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...

In this matter worksheet, students will read 11 clues on the topic of the different types of matter and put the answers into a crossword puzzle.

In this percent composition worksheet, students calculate the percent composition of compounds using their formula masses and masses of individual elements. They solve nine problems including calculating percent composition, finding...

The first nine slides visit the history of our understanding of atoms. The next several outline the structure of atoms. Subatomic particles, electron configuration, and diagramming methods are introduced. This is a neatly organized...

For this minerals worksheet, learners read about the relationship between elements, rocks and minerals. They experiment using 6 different colored gumdrops to represent 6 common elements. Students construct gumdrop and toothpick models of...

Anytime you make concepts clear with role playing or hands-on experience, it's a win for the whole class. Ping-Pong balls are used to represent carbon in a carbon cycle role-play activity. In small groups, children first discuss what...

In this stoichiometry worksheet, students solve a variety of problems including finding empirical and molecular formulas, determining molarities of solutions, determining molecular weights of compounds and calculating the percent mass of...

In this balancing equations worksheet, students identify the number of atoms in given molecules and compounds and they balance ten equations by placing the proper coefficients in front of the reactants and products.

In this chemistry worksheet, students identify the name and abbreviation of the SI unit for mass, length, time, electric current, and temperature. Then they give the abbreviation for each of the units listed and describe what they are...