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Electrolysis Reactions
In this electrolysis reactions worksheet, students determine the mass of a compound and the time required for specific electrolysis reactions. This worksheet has 5 problems to solve.
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Chemical Bonding
In this chemical compounds worksheet, students review the different types of bonding, define the octet rule, and draw Lewis structures (electron-dot diagrams) for given compounds. This worksheet has 7 fill in the blank, 5 short answer...
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Plasma
In this matter worksheet, middle schoolers review the states of matter, including plasma. Students read about where plasma is found and then complete 3 short answer questions.
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What Holds a Substance Together?
Students observe how substances are held together by bonds. In this physics activity, students demonstrate how a substance is held together by ripping newspapers and stretching marshmallows. Students complete a data sheet.
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Final Worksheet
In this chemistry worksheet, students complete 15 short answer questions and problems on empirical and molecular formula, naming and writing chemical formula of compounds.
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Air Quality Issues
Students study and chart the levels of the atmosphere. They determine volume and location of the whole in the ozone layer by problem solving and drawing Antarctica.
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A Solution for Precipitation
Students predict the product of chemical reaction using the solubility rules. In this chemistry lesson, students balance ionic equation. They perform a lab to check if their predicted products are correct.
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Synthesizing Pigment and Dyeing Cloth
Students create a synthetic dye and oxidize the dye and record the effects.
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Comparing Fractions Showdown
Students work in groups to compare fractions. They check their answers using fraction manipulatives. They write their answers on a white board.
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Making Atoms
In this atoms worksheet, students determine an atoms based on its protons, and neutrons. Students determine the electron levels for the oxygen atom. This worksheet has 1 multiple choice, 4 fill in the blank, and 13 short answer questions.