Royal Society of Chemistry
Ionic Formulae 1
The ionic formula for banana would be BaNa2. Scholars work their way through four puzzles reviewing ionic formulas. Each puzzle requires scientific knowledge as well as logic and problem-solving skills.
Royal Society of Chemistry
Ionic Formulae 2
Scientists call ions with a negative charge anions. Scholars work through one matching puzzle and four logic puzzles reviewing the chemical formulas for anion ions. Each level increases in difficulty and solidifies the concept in pupils'...
Carolina Biological Supply
Chemistry Formula Practice
Practice naming chemical compounds or stating the formula when given the name. Discover how well you have mastered these skills either by time or percentage correct.
Curated OER
Writing Ionic Formulas
The first 3 slides here give the steps of writing formulas once the components of a molecule are known. The ion charges are given and then ways of finding subscript assignments are demonstrated. The last page gives 3 examples of...
Creative Chemistry
Common Ions and Formulae of Ionic Compounds
This handout, produced in the UK, contains a chart of cations and anions. It explains how ionic compounds are formed and named. This concise and attractive handout can be helpful as a reference for your chemistry apprentices.
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
Finding the Formula of Magnesium Oxide
Rather than simply matching up the ionic charges on paper, this exercise gets chemists into the lab to determine the chemical formula for magnesium oxide! If a known amount of magnesium is used, an oxidation reaction results in this...
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...
Science Geek
Ionic Compound Formulas
By contrasting cations and anions, this presentation shows how to predict ionic charges by periodic groups. The slides conclude with a few guided practice problems for writing ionic compound formulas.
Curated OER
Ionic Formulas
In this compounds worksheet, students write the chemical formula for the chemical ionic formulas given. This worksheet has 25 problems to solve.
Creative Chemistry
Common Ions and Formulae of Ionic Compounds
This is not a worksheet per se but a reference sheet for your chemistry class. It lists cations and anions, their chemical symbols, and their net charges. Also included is a thorough explanation of combining these ions to form ionic...
Curated OER
WS 7.1.3 Molecular and Ionic Compounds
In this compounds activity, students name ionic and molecular compounds given their formulas. They also write the formulas for molecular and ionic compounds given their names.
Curated OER
Oxidation Numbers and Ionic Compounds
In this oxidation numbers and ionic compounds worksheet, students write the formula for compounds given ions, they write the ions given formulas, they list oxidation numbers for elements, they write formulas for compounds and they name...
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
Chapter 2 and 3 Practice Worksheet - Formulas and Compounds
In this formulas and equations worksheet, chemistry apprentices write the chemical formulas given the names. They calculate percent composition, balance equations, and calculate the mass of a substance present in a fertilizer. This is a...
Curated OER
Writing Ionic Formulas
In this ions worksheet, students use a table of common ions to determine how to write the chemical formula, using subscripts, to make a neutral compound. This worksheet has 44 problems to solve.
American Chemical Society
Energy Levels, Electrons, and Ionic Boding
Learners see how electrons are transferred in the bonding of NaCl. They then create models of NaCl using styrofoam balls and toothpicks to assist them in explaining the formation of ions and ionic bonding.
Curated OER
Writing Chemical Formulas
Learners study how to write chemical fomulas by reviewing the combinations atoms form into compounds. They write a procedure to test various substances and name the compounds and write formulas. As they construct models for formulas and...
Curated OER
Ionic Binary Compounds: Multiple-Charge Cations
In this compounds worksheet, students write the name or the chemical formula for the ionic binary compounds given. This worksheet has 20 problems to solve.
Curated OER
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.
Curated OER
Ionic Compounds: Polyatomic Ions
In this compounds activity, students write the name or the chemical formula for the polyatomic ions given. This activity has 20 problems to solve.
Curated OER
Ionic Binary Compounds: Single-Charge Cations
In this compounds worksheet, students write the name or the chemical formula for the given single-charge cations. This worksheet has 20 problems to solve.
Virginia Department of Education
Formulas and Percent Compositions of Ionic Compounds
Try not to blind anyone with science by following the safety rules. The lesson encourages scholars to form an ionic compound from magnesium and chlorine. Then they determine the empirical formula and determine the mole ratio and percent...