Curated OER
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...
Curated OER
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
2001 U.S. National Chemistry Olympiad Part III
Here is a comprehensive method for assessing chemistry learners' knowledge; have them approach two laboratory problems, plan their methods of solving each, and then actually carry out the experiments to find the answers. Both the...
Curated OER
2009 U. S. National Chemistry Olympiad - Local Section Exam
Here is a copy of a past national challenge exam that you can use in your general chemistry course as a unit or semester review. Sixty multiple-choice questions query learners on properties of matter, stoichiometry, reactions, and...
Curated OER
Properties of Ionic and Covalent Compounds
Test six various reagents for their ability to conduct electricity. Cooperating chemists research whether each is ionic or covalent and discover the relationship between bonding and conductivity. This laboratory exercise would be an...
National Science Teachers Association
Ionic Molecular
Twelve compounds are named and each of their chemical formulas are printed on individual cards. Chemistry pupils place each beneath an Ionic or Molecular card, depending on which type of compound is represented.
Curated OER
Ionic Nomenclature
One document contains five different worksheets for practice naming and writing formulas for ionic compounds. The first is particularly notable, as it systematically walks beginning chemists through the process of using the periodic...
Curated OER
The Ionic Bond
An introduction to the noble gases shows how full electron shells on an atom makes an element unreactive. Your class will then develop an understanding of how sodium and chlorine react ideally because of their electron arrangement....
Curated OER
Chemical Formula Practice #1/Bonding Basics Practice Page
The first of two worksheets methodically prepares chemistry novices for naming polyatomic compounds. It begins by having them acknowledge the number of each atom contained in a molecule. Then learners list the valence electrons for a...
Curated OER
Electronegativities of Elements
In this elements worksheet, students use a table showing the electronegativity values of elements to characterize compounds as ionic or covalent. This worksheet has 14 fill in the blank questions.
Curated OER
Sample Midyear Examination (Chemistry and Biology)
A 12-page midterm exam sample can be given to young scientists in preparation for an exam. This particular installment is geared toward a class that delves into both ecology and chemistry concepts. There is no way to separate the 50...
Curated OER
Naming and Equations Review
In this compounds worksheet, students determine the name or formula for the covalent and ionic compounds. Students balance equations. This worksheet has 18 problems to solve.
Curated OER
Review - Naming Chemical Compounds
For this compounds worksheet, students name the given chemical compounds and write the formula for other chemical compounds. This worksheet has 20 problems to solve.
Curated OER
More Chemical Bonding
In this chemical bonding worksheet, students review the three types of compounds: ionic, covalent, and polyatomic. Students practice drawing the covalent bonds of given compounds. This worksheet has 5 drawings and 13 fill in the blank...
Curated OER
Naming Compounds
For this compounds worksheet, students use a flowchart to determine what a compound is made of and how to name the compound. Students complete 6 matching and 60 fill in the blank questions.
Curated OER
Mixed ionic Compound Problems
In this compounds activity, students write the formulas or the names for the given ionic compounds. This activity has 16 problems to solve.
Curated OER
Compound Names and Formulas
In this compounds worksheet, high schoolers name the given ionic compound, describe how covalent compounds are named, and write the chemical formulas for the covalent compounds. This worksheet has 2 fill in the blank and 3 short answer...
Curated OER
Chemistry - Science 10
In this chemistry science worksheet, students identify the parts of a chemical reactions. Kids name the major particles of the atom. Students apply knowledge about the atom, theories, and models.
Curated OER
Naming Inorganic Compounds
In this compounds worksheet, students read about the rules for naming inorganic compounds. Then students complete 2 graphic organizers by filling in the compound name, formula, and anion name.
Curated OER
Properties of Covalent Compounds
In this compounds worksheet, students compare the differences between and ionic compound and a covalent compound. Students explain bond dissociation energy. This worksheet has 5 short answer questions.
Curated OER
Naming Inorganic Compounds
In this compounds activity, students review how to name inorganic compounds and then complete 2 graphic organizers naming the cations and anions.
Other
All About Covalent Compounds!
Visit this site to find out what covalent compounds are, how covalent bonding is different from ionic bonding, how the properties of covalent compounds differ from ionic compounds, and how to name covalent compounds. There is also a link...
American Chemical Society
Middle School Chemistry: Represent Bonding With Lewis Dot Diagrams
Students draw and interpret Lewis dot diagrams for individual atoms and both covalent and ionic compounds.
Ohio State University
Ohio State University: Electronegativity & Bond Polarity
Excellent graphics help this page explain the relationship between electronegativity and bond polarity.