In this Dalton learning exercise, high schoolers read about John Dalton and his contributions to understanding the atom. Students are given sample data for Dalton's experiments and they answer questions about the data in his experiments.

In this length activity, students read about the properties of carbon. Students also decide which of the given phrases go with which compound.

In this atoms worksheet, students calculate the formula mass for chemical compounds. This worksheet has 12 problems to solve.

Students use Tootsie-Roll Pops to become familiar with atoms and chemical formulas. They, in groups, find more combinations of Tootsie-Roll Pops than the other lab groups within 3 minutes (Round 1), and within 5 minutes (Round 2).

Students define vocabulary related to the parts of the atom.  In this matter lesson, students navigate the web to find the structure and the forces that affect atoms.  Students complete an experiment with positive and...

In this chemical formulas worksheet, students determine the number and type of each atom and the total number of atoms for the given formulas. Students complete 10 problems.

In this atomic theory worksheet, students write a skit given a story line using Aristotle, Democritus and Dalton. They are given internet sites to find information about the facts and ideas of these past contributors to science.

In this elements worksheet, students practice drawing electron dot structures for atoms. Students draw the Lewis Structures for molecules with single and multiple bonds plus polyatomic ions. This worksheet has 33 problems to solve.

In this periodic table worksheet, learners complete a table of elements with their atomic number, atomic mass and symbol. They classify elements by their group name and distinguish between metals, nonmetals, and semi-metals. They also...

In this classification of matter worksheet, students answer 15 questions about solids, liquids and gases, types of mixtures and compounds vs. elements. They also answer 2 questions about measurement and 1 question about a biome.

In this matter and chemical changes learning exercise, students write symbols and formulas for 2 chemical reactions. They write words for 1 chemical reaction given in symbols and formulas. They draw a diagram representing a chemical...

In this balancing equations worksheet, students balance 8 equations using the proper coefficients. They also write the chemical formulas and balance 8 equations given the reaction in words.

Students will review a semesters worth of material on this final chemistry review. Information ranges from naming isotopes to pH and molarity.

In this chemistry worksheet, learners complete a set of multiple-choice and short-answer questions on protons, electrons, ionization, and chemical equations.

High schoolers write electron configuration of elements using atomic numbers and they identify valence electrons. In this electrons lesson plan, students observe a demonstration showing the space-filling property of an electron. They...

In this chemistry review worksheet, students answer and solve 95 questions about chemical reactions, hydrocarbons, functional groups, moles, acids and bases and solutions.

In this chemistry instructional activity, learners complete a series of multiple-choice and short-answer questions on elements, chemical reactions, and balancing equations.

In this general chemistry assessment, students complete a series of multiple-choice and short-answer questions on elements, chemical properties, and various chemical reactions.

In this compounds worksheet, students draw a line to match the word with the definition. Students also match foods with their correct term.

For this chemistry assessment, learners complete 83 multiple-choice, short-answer, and problem-solving questions on various chemistry concepts.

In this chemistry instructional activity, learners complete 85 multiple-choice and short-answer questions on various chemistry topics to prepare for the final exam.

There are 17 multiple choice questions on this periodic table test. The focus is on properties of the elements by group and period. The exam is not formatted well, making it a little difficult to read. There is also a typographical...

Individuals in a group of four each take on a different role: atomic number expert, mass number expert, isotope expert, and nuclear atom expert. They teach each other about their area of expertise. As an assessment, a short quiz is...

Pupils articulate a possible relationship between arsenic and gold deposits in a written statement using data to substantiate the relationship they describe. They use real data to determine the source of the arsenic in the drinking water.