In this elements worksheet, students write the electron configurations for given elements. Students describe ionization energy and electron affinity and the periodic trends for both. This worksheet has 20 short answer questions.

In this chemistry worksheet, students identify the three main phases of matter. Then they search for information about each element on a Chem Time Clock. Students use the chemical symbol to identify each element.

In this natural resources worksheet, students compare examples of chemical and physical properties, balance equations, and calculate molar mass and moles. This worksheet has 12 problems to solve and 12 short answer questions.

In this chemical compounds activity, students learn the steps for determining the empirical formula of a compound and then complete 3 problems.

Students explore the concent of using the mole to solve problems related to counts small particles of matter. Students work individually and in groups to complete conversions of substances from moles to matter.

In this magnetic storms worksheet, students use a given formula for the volume of a ring-shaped disk to solve 2 questions about the total atoms present in the disk and the total mass of the Ring Current.

Students interpret basic chemical formulas. When class begins, students interpret a "chemical formula" for fruit salad. After they interpret the recipe, students use the same strategies to identify chemical formulas. They evaluate the...

In this moon's atmosphere worksheet, students read about the tenuous lunar atmosphere and solve 4 problems. They find the density of helium particles, they find the grams of given atoms in the moon's atmosphere and they find the volume...

In this ionic bond worksheet, high schoolers read about the transfer of electrons from one atom to another in ionic bonds. They answer seven questions about sodium and chlorine and draw Bohr-Rutherford diagrams to show the bonding...

In this periods, groups, valence electrons and masses activity, learners are given information about all these components of the periodic table. Students identify 4 elements in specific periods and groups, they find the valence electrons...

In this moles worksheet, students are given 9 problems where they find the number of grams, molecules, moles, or ions given one of these measurements and the chemical compound. Students calculate the number of atoms in a gallon of...

In this nuclear chemistry worksheet, students answer 9 questions. They balance nuclear equations, they write balanced equations, they calculate decay and they find binding energy of atoms.

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 bonding worksheet, students write the chemical formula, the name of the alkane, the structural formula and the condensed formula given the number of carbon atoms in each alkane.

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...

Students figure the number of half-lives since the sample solidified, and therefore the "age" of the sample rocks.

In this mole instructional activity, students will convert grams of specific compounds to moles or convert moles to grams in 5 different word problems.

How do you get a theorem named after you? Euler knows what it takes! The third lesson of five asks pupils to use an interactive activity to compare the faces, vertices, and edges of seven different three-dimensional solids. They use...

In this molecular formula worksheet students fill in a table describing elements and chemical formulas. They identify, elements by type and how they bond. The student analyze molecular formulas to identify the number of atoms and if the...

In this elements worksheet, students review the Bohr model and define negative and positive subatomic particles. Students compare molecules and compounds. This worksheet has 11 short answer questions and 4 problems to solve.

In this creating bonds worksheet, students create 2-D and 3-D models of the molecular formula provided. Students complete a chart of information about the molecular formula given.

For this chemical formulas worksheet, students practice naming molecular compounds by their formulas and determine if a gas is a compound or an element. This worksheet has 13 fill in the blank questions.

For this stoichiometry worksheet, students calculate balance the chemical equations and then calculate the moles needed to complete or activate the chemical reaction. Students also calculate the volume or grams needed for each chemical...

In this biochemistry instructional activity, students complete a table by filling in the missing information about different elements. Students draw the Bohr diagram and the Lewis dot diagram for several atoms.