Royal Society of Chemistry
Organic Formulae 1
Puzzles are the formula for success in organic chemistry! Hydrocarbons abound in the first of two interactives involving basic organic molecules. The easy-to-use lesson is available online and in print form, so you can pick your delivery...
Curated OER
WS 3.5 More Lewis Structures
In this Lewis structures activity, students draw molecular structures for twelve molecules. They determine the number of bonds in the molecular formula by following step by step directions given on the activity.
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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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Alkene Reactions
In this chemistry worksheet, students write structural formulas for the products and illustrate stereo chemistry when necessary. Then they write the structures for the molecular formulas given for reactants and products for each problem.
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Atomic Structure and Ionic Bonding (A Visual Approach)
Using toothpicks, marshmallows, and round colored sticky dots, physical science enthusiasts build models of an atomic nucleus. In this eighth grade chemistry lesson plan, they play an atom-naming game with the models that they have...
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Formula for Compounds and Naming Compounds
In this naming compounds worksheet, students write the formulas and name the compounds for 4 tables of compounds and 2 sets of compounds. They must determine the compounds formed given two elements and write the simplest formulas.
Bellevue College
Practice Drawing Lewis Structures
Twenty-six elements, compounds, and ions are randomly listed for chemistry whizzes to analyze. They are to diagram the Lewis electron dot structure for each, resulting in further insight on the configuration of different molecules. They...
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Properties of Useful Carbon Compounds
Nine action-packed organic chemistry exercises are contained in this mini-unit on carbon containing compounds. Examples include constructing models of alkanes, producing aromatic esters, and preparing pigments for paint and dyes....
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1999 U.S. National Chemistry Olympiad Part II
A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.
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Naming Molecular Compounds
In this naming molecular compounds worksheet, students are given 8 formulas of molecular compounds and they write the names for each. Students are then given 8 names of molecular compounds and they write the formula for each.
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Molecular Models
In this molecular formula activity 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...
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WS 10.1 Organic Chemistry
In this organic chemistry learning exercise, students compare inorganic and organic compounds. They write structural and molecular formulas for given molecules.
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What do Chemists See When they Look at Chemicals?
In this naming chemicals learning exercise, students indicate the prefixes for naming compounds. They fill in a chart with the chemical names and formulas for alkanes. They draw the structural and molecular formula for propane and they...
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Organic Worksheet
In this organic molecules worksheet, students solve twelve problems. They identify functional groups of organic molecules, they draw isomers, and they give structural and molecular formulas for compounds.
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Chemical Calculations and Chemical Formulas
In this stoichiometry worksheet, students calculate molar masses, empirical and molecular formulas to solve 105 problems and short answer questions.
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Molecular Modeling Activity
Students explore the concept of molecular modeling and differentiate between saturated and unsaturated compounds. In small groups, they identify molecular formulas, complete a chart comparing alkanes, alkenes, and alkynes, and construct...
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WS 10.4 Organic Naming
In this organic molecules worksheet, students are given fifteen organic molecules to name, write the structural formula, write the line formula, write the condensed structural formula and write the molecular formula.
National Institute of Open Schooling
Chemical Arithmetics
Substances with the same empirical and molecular formula must be differentiated by their structural formula. Part two in a series of 36 has pupils using chemical formulas to calculate how much of a compound is present in a given...
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Chapter 6 - Bonds
Although there are only 16 questions here, this chemistry handout makes a terrific unit assessment. It queries youngsters on the properties of ionic and covalent compounds, relates bond length tho stability and enrgy, compares polar and...
Virginia Department of Education
Molecular Model Building
During this hands-on activity, young chemists build molecular models based on the Lewis dot structure before studying valence shell electron pair repulsion theory.
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Practice Final
A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...
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Organic Chemistry
In this organic chemistry worksheet, students fill in two charts with prefixes used for alkanes and the names and chemical formulas for different alkanes. They draw structural and chemical formulas for given organic compounds.
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Review of Ionic and Covalent Compounds and Transitioning from Ionic to Covalent Compounds
Here is a unique assigment: compare and contrast ionic and covalent compounds in an extensive data table and then analyze Lewis dot structures in antoher. Three columns are to befilled in: "characteristic or feature," "applies to ionic...
Curated OER
Organic Naming
In this organic compounds worksheet, students complete a graphic organizer by writing the complete structural formula, line formula, and molecular formula for the given compounds.