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2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
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Atomic Theory
An extremely thorough presentation walks new chemists through the basics of matter. There really isn't a unifying theme, however So many topics are covered: forces, elements, atomic structure, chemical properties, compounds, quarks,...
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Names and Formulas of Compounds
In this compounds worksheet, students write the name or the formula for the given compounds. This worksheet has 20 problems to solve.
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Empirical and Molecular Formulas
In this compounds worksheet, students write the empirical formulas or the molecular formula for the given chemical compounds. This worksheet has 20 problems to solve.
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Ionic Compounds: Polyatomic Ions
In this compounds worksheet, students write the name or the chemical formula for the polyatomic ions given. This worksheet has 20 problems to solve.
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Ionic Compounds: Traditional System of Nomenclature
In this ionic compounds worksheet, students write the traditional name or the chemical formula for the given compounds. This worksheet has 20 problems to solve.
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Ionic Binary Compounds: Multiple-Charge Cations
In this compounds activity, learners write the name or the chemical formula for the ionic binary compounds given. This activity has 20 problems to solve.
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Covalent Binary Compounds: Nonmetal-Nonmetal Combinations
In this compounds worksheet, students write the name or the chemical formula for the given covalent binary compounds. This worksheet has 20 problems to solve.
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The Ideal Gas Law
In this gas law worksheet, students apply the Ideal Gas Law by determine the volume, mass, or pressure of the given gases. This worksheet has 5 problems to solve.
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Percentage Composition
In this chemical compounds worksheet, students determine the empirical formula or the molecular formula for the compounds given. Students calculate percent composition. This worksheet has 10 problems to solve.
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Writing Formulas by Crossing Over
In this formulas worksheet, learners use the cross-over rule to determine the formula for compounds of the elements and polyatomic ions given. Students complete 15 problems.
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More Names and Formulas!
In this compounds worksheet, students write the correct name or the correct formula for the given compounds. Students complete 20 problems.
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Nomenclature Worksheet
In this chemical compounds worksheet, students write the correct chemical name for the given formulas and then write the correct chemical formula for the given compounds. This worksheet has 30 problems to solve.
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Chemistry - Naming and Formulas
In this compounds worksheet, students write the correct name of the chemical formulas given and write chemical formulas for the given compound names. This worksheet has 42 problems to solve.
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Photosynthesis
In this biology activity, students explain where the energy of food originally came from. Then the explain one of the principal chemical compounds that living things use to store energy. Students also describe how ATP and ADP differ and...
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Mixed ionic Compound Problems
In this compounds worksheet, students write the formulas or the names for the given ionic compounds. This worksheet has 16 problems to solve.
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Molarity Homework
In this molarity worksheet, students calculate the molarity and concentration of different solutions. This worksheet has 5 problems to solve.
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Writing Ionic Compounds
In this compounds worksheet, students practice writing the names of the given ionic compounds. This worksheet has 15 fill in the blank questions.
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Writing ionic Compounds
For this compounds worksheet, students practice writing the formulas for the ionic compounds given. This worksheet has 15 fill in the blank questions.
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Even More Naming Ionic Compounds
In this compounds worksheet, students practice naming ionic compounds and determining the formulas for the given compounds. This worksheet has 20 fill in the blank questions.
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Lewis Structures and Bonding
In this compounds worksheet, students complete a graphic organizer by filling in the chemical compounds structure, resonance, geometry, hybridization, and bond angles. Then students complete 2 short answer questions.
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Hybridization
In this chemical compounds worksheet, young scholars draw the Lewis structure and "cloud" structures for given compounds. Then students match the Lewis structure with the correct cloud diagrams. This worksheet has 2 problems to solve.
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Chemistry - Naming and Formulas
In this compounds worksheet, students name the given compounds from its chemical formulas and write the chemical formula from the compound name. This worksheet has
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Reacting Masses Problems
In this chemical reactions instructional activity, students follow steps to determine the mass of compounds formed by the combustion of an element. This instructional activity has 5 problems to solve.