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Location of Electrons
In this location of electrons worksheet, students read about the quantum mechanical model of the atom and the location of electrons. They complete a table given eleven elements with the sublevel notation, the Bohr notation and the...
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Average Atomic Mass
In this average atomic mass activity, students read about how the protons and neutrons make up the atomic mass of an element. They find the average atomic mass given four problems.
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The Bohr Model vs. the Wave Mechanical Model
In this Bohr model and wave mechanical model worksheet, students read about the differences between these two models of the atom. Students answer four questions about these models.
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Science Hits Activity
Learners listen to a song that teaches the elements of the periodic table and write their own song to be used as an aid in remembering scientific information.
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Finding the Oxidation State
In this oxidation state worksheet, students are given rules for assigning oxidation numbers and a chart showing the oxidation states of the elements of a given compound. Students use the rules and the example to find the oxidation states...
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Hydrogen Powered Cars
Learners apply the principles of chemistry to investigate the concept of how a hydrogen powered car works. They study the electrochemical reactions that provide the energy source. Students also record observations in the functioning of a...
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Periodic Table
High schoolers investigate the structure and development of the periodic table. In this periodic table lesson plan, students are given colored strips of paper that represent different atoms. They classify the atoms based on the paper's...
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Formula Mass
In this formula mass worksheet, high schoolers read about molecular substances and their formula masses. They find the formula masses for six compounds using the atomic masses of its elements.
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Extracting Oxygen from Moon Rocks
In this extracting oxygen from moon rocks worksheet, students read about the need for oxygen for lunar colonists. Students solve 2 problems about the lunar mineral ilmenite which contains oxygen and other elements. They find the molar...
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Of Electron Bondage
Students create models of ionic and covalent electronic bonds to demonstrate their understanding of these chemistry concepts. They explain how both ionic bonds and covalent bonds work so that younger students can understand.
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Compounds
In this chemistry worksheet, students complete a chart about common compounds. Examples include baking soda, sugar, and wood alcohol.
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Worksheet 2-2 Stoichiometric Tools
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...
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Covalent Bonds
After a short introduction, chemistry aces get right into drawing electron dot diagrams for covalent bonds. There are only three questions to answer, so this is not a comprehensive worksheet. It can be used when introducing your class to...
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Electronegativity
Students identify the type of bonding between two atoms of elements given their electronegativity values. They study the trend of electronegativity across the periodic table in small groups.
Creative Chemistry
Electron Arrangement Ionization Energies in Group I and Period 2
In this electron arrangement activity, students complete two graphic organizers by determining the proton number of given elements from their first ionization energy. Then, they plot graphs of the first ionization energy against the...
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Chemical Formulas
Students examine the structure of molecules, their formula, and percentage composition of each element in the compound. They construct an organic compound with different functional groups using a modeling kit, and draw a 3-D structure...
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Resources - A Reading Guide
In this resources worksheet, learners compare and contrast physical and chemical properties and changes. Students review the periodic table, pattern of atomic numbers and chemical reactivity. This worksheet has 56 short answer questions.
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Electron Arrangement and Ion Formation
In this elements worksheet, students determine how electrons fill up the energy levels for the first 18 elements of the periodic table. Students determine if elements gain or lose electrons to form a stable ion. This worksheet has 4...
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IPC Review
Students discuss the difference between atoms and elements. They analyze how compounds are formed. Students discuss the difference between covalent bonds, hydrogen bonds, and ionic bonds. They review bonding with diagrams, "Atoms or...
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Bonding Basics - Covalent Bonds
For this chemistry worksheet, students complete the chart for each of the given elements by naming the number of protons, electrons, Valence electrons, and the electrons used to fill the outer shell. Then they complete each covalent bond...
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Protons, Neutrons and Electrons
In this chemistry worksheet, students use the periodic table to complete the chart shown, filling in all of the missing information in the blank spaces. They identify and describe various elements found in the periodic table.
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Liquids and Solids
Students describe the properties of solids and liquids, and explain how a semiconductor works. In this atom lesson students demonstrate the bonding properties of carbon and silicon.
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Chapter 22 - 25 Review
In this chemistry review worksheet, students explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.
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Oxyanions
In this oxyanions worksheet, students identify the common polyatomic ions. They write formulas and name polyatomic ions based on IUPAC rules.