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Balancing Equations
In this balancing equations activity, students balance ten equations by placing the proper coefficients in front of reactants and products to balance the number of atoms.
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Balancing Equations Challenge
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.
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Candy Compounds
For this compounds worksheet, students are given a bag of colored gumdrops that represent specific atoms. They construct ionic and covalent bonds with gumdrops using the key provided and the compounds to build. They fill in a chart with...
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Balancing Equations Practice
In this balancing equations instructional activity, students identify subscripts and coefficients in compounds, they identify the total number of each type of atom in compounds and they practice balancing equations.
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Integrating Technology: Seeing Atoms: STM
In this atom worksheet, learners learn about the scanning tunneling microscope and answer questions about its use, how it works and its ability to see electrons in atoms.
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Main Group: Properties and Reactivity
In this main group worksheet, students apply their knowledge of the organization of the periodic table to correctly answer 30 multiple choice questions. Students relate information about the properties of the different groups and their...
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WS 4.2 The Mole
In this moles worksheet, students convert measurements of moles to mass, measurements of mass to moles, measurements of moles to atoms or molecules and measurements of atoms or molecules to moles.
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Mass and Moles Worksheet
In this mass and moles activity, students solve fifteen problems which include converting between moles, mass, atoms, molecules and formula units.
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Bohr Energy Level Diagrams for Atoms
In this Bohr model worksheet, students draw 16 diagrams given atoms in the periodic table and must show the energy level diagrams indicating the electrons in each energy level.
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Balancing Chemical Reactions II
In this balancing equations worksheet, students balance 10 equations and indicate the type of reaction as synthesis, decomposition or single replacement.
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Balancing Chemical Reactions
For this balancing equations worksheet, students balance 10 reactions and indicate the type of reaction each is such as synthesis, decomposition, or single replacement.
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Thermochemistry
In this thermochemistry worksheet, learners indicate whether the given processes are endothermic or exothermic reactions. Students complete the phase change diagram as well as define a given set of vocabulary words. Learners calculate...
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Do Some Research
In this research worksheet, students read the question, "A very small particle that revolves around the nucleus of an atom is called?" They use the library or Internet to find the answer, write the answer on the blue line, write a short...
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Chemical Elements and Compounds Crossword
In this elements worksheet, learners complete a crossword puzzle by figuring out the vocabulary words associated with the 25 clues given.
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The Mole
In this moles learning exercise, learners read about mole and learn how to calculate the number of moles in specific mass of compounds. This learning exercise has 14 problems to solve.
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What is an Electric Charge?
In this atom activity, students read a paragraph about how atoms become positively and negatively charged. Students complete 6 short answer questions based on the reading.
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Atoms and Static Electricity
In this chemistry instructional activity, students learn about atoms and static electricity. They read about these topics and then use what they learned to answer the 11 questions on the page. The answers are on the last page of the packet.
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6260 Atoms Test
In these chapter test worksheets students will multiple choice questions on atoms. Students will complete 77 questions on atoms to complete the chapter test.
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General Chemistry
In this chemistry activity, 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...
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Balancing Act
In this chemistry worksheet, students determine the number of atoms in each element and select one that is not equal on both sides of the equation. Then they add a coefficient in front of the formula with that element and adjust their...
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Flambe Elements
Eighth graders discuss atoms and electrons as well as atoic structure. They view atomic structure via the computer. Students watch a demonstration in which the teacher demonstrates glass tubing turning yellow in a Bunsen Burner flame....
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What a Bohr!
Young scholars define, identify and illustrate the parts of an atom, and investigate the Bohr atomic model. Students watch a multimedia presentation to understand an atom's parts and their functions. In groups, they create a model of an...
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Activity 1 Up, Up, and Away: Building a Hot Air Balloon
Middle schoolers investigate the question: "How does a hot air balloon work?" They build small hot air balloons ans then lauch them. Students discuss how they think a hot air balloon floats. Pupils are introduced to the use of models...
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Atomic Structure - Part A
Learners describe the structure of atoms, including the particles that make them up. They recognize that key scientists and experiments have contributed to the changes
in the Atomic Theory.