Visit the Explorit Science Center for a quick, interactive quiz. There are five questions on this online quiz, and while they're all related to science, none of them are related to each other. For example, one question asks how many...

This is an apt assignment for chemistry takers that are studying ionic solutions. Eight questions require problem solving and critical thinking to answer. The first question instructs learners to use a table in the textbook, but you can...

In this chemical equations worksheet, students write the symbols for the products and reactants and then write balanced symbol equations for the 20 chemical reactions given.

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.

In this balancing equations worksheet, students balance 8 equations using the proper coefficients. They also write the chemical formulas and balance 8 equations given the reaction in words.

In this compounds worksheet, students review the rules for naming compounds. Students apply these rules by writing the chemical name or formula for the 50 compounds given.

In this chemical reactions worksheet, students write chemical equations and calculate the moles of each product. This worksheet has 4 word problems.

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...

In this chemical bonding worksheet, students review the three types of bonds including ionic, covalent and polyatomic compounds. They identify 8 compounds as ionic, covalent or polyatomic and they make 4 ionic compounds and they draw 5...

In this ionic and covalent compounds activity, students are given 10 formulas and they name each compound. They are then given 10 names of compounds and they write the formulas. The compounds are a mixture of covalent and ionic compounds.

In this compounds worksheet, students review the structure and properties of ionic compounds, their formulas and nomenclature, and molecular mass and percentage composition. This worksheet has 4 short answer questions and 7 problems to...

In this chemical equations worksheet, students balance equations. This worksheet has 22 chemical equations to write out and balance.

In this equations instructional activity, students write equations and classify them as single displacement, double displacement, combustion, combination or decomposition reactions. They also write sample equations of each type of...

In this balancing equations worksheet, students determine the type of reaction and write the balanced equation. Students read the word description and write the symbol of each element using the periodic table.

In this chemistry worksheet, students identify 12 compounds based on their chemical formulas and write chemical formulas for 12 additional compounds.

In this compounds instructional activity, learners practice writing ion notation and making ionic compounds. Students make covalent bonds. This instructional activity has 10 fill in the blank and 18 problems to solve.

In this compounds worksheet, students practice naming compounds and classifying them as ionic, covalent, or polyatomic compounds. This worksheet has 12 fill in the blank and 12 problems to solve.

This lab guide gets chemistry students to determine the identity of five unknown solutions based on reactions with four known solutions. Pupils perform experiments, they write down their observations, they write net ionic equations for...

In this naming and covalent compounds worksheet, learners name 12 compounds using a chart of polyatomic ions if needed. They also draw covalent bonds in 6 compounds and answer 6 questions about ionic bonds, covalent bonds and polyatomic...

For this naming and covalent compounds worksheet, students answer 6 questions about ion notation, they make 6 ionic compounds, they make 6 covalent compounds and they name 10 compounds which are ionic, covalent or polyatomic.

In this nomenclature worksheet, students are given the formulas for ionic compounds, molecular compounds and inorganic acids and they write their names. They also write the formulas given the names of ionic compounds, molecular compounds...

In this naming ionic compounds learning exercise, students write the chemical name of 8 ionic compounds given their formulas. They include the Roman numerals for compounds with variable oxidation numbers. Students also write the chemical...

Students understand the process of bacterial transformation through experimentation. They describe the function of two important genes of the pBestLuc plasmid. They explain how to induce competence in E. coli cells.

Young scholars explore DNA recombination. In this biology lesson, students observe the growth of microscopic species. They predict the phenotype of the transformed colonies.