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Biochemistry Assignment
In this biochemistry worksheet, students complete a table by filling in the missing information about different elements. Students draw the Bohr diagram and the Lewis dot diagram for several atoms.
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Holy Moley!
In this chemistry worksheet, students calculate to find the molar mass of water. Then they identify how many moles of hydrogen atoms and oxygen atoms they would have in a beaker. Students also write the chemical formula of cholesterol.
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Practice with Ions
In this ions worksheet, learners answer questions about atoms that have gained or lost electrons, they find the number of electrons atoms tend to gain or lose and they answer questions about bonding in atoms. They answer 6 questions...
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Balancing Chemical Reactions 2
In this balancing chemical reactions worksheet, students balance equations, identify electrons gained or lost in atoms and identify the number of atoms of each element for the reactants and products in equations. They also answer 3...
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Isotopes and Ions
Students examine the concepts of isotopes and atoms. In this powerpoint lesson, students see the balance in numbers of protons, neutrons, and electrons create isotopes and ions of certain atoms.
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Electron Configurations and Orbital Diagrams
In this elements activity, learners determine the electron configuration, orbital diagram for the highest sublevel, and the number of unpaired electrons in ground state atom for the given elements. This activity has 7 problems to solve.
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Radioactive Decay
Students explore what radioactive decay is and are able to relate it to the concept of half-life. They are given 100 green beads that represent radioactive atoms and 100 white beads that represent stable, non-radioactive daughter atoms....
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Converting Energy
Students explore the concepts of energy transformation and conversion. They engage in Internet and hands-on activities. Students visit the Atoms Family Website and complete a Building a Better Pyramid activity by adding insulation to...
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Quiz 1-Problem Solving and Naming Compounds
In this problem solving worksheet, students are given five problems including calculating volume given the dimensions of a pool, determining the number of subatomic particles in an atom, filling in a table with chemical names and...
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Forces And Energy
Young scholars investigate the atom and how it is formed. They conduct research using a variety of resources and then construct a model of the atom. Then students have class discussion. The instructional activity includes background...
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Causal Patterns in Density Phenomena
Students consider the causes of density at a microscopic level. They then discover that one cause of density has to do with how many protons and neutrons the material contains.
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Development of the Atomic Theory
In this atomic theory worksheet, students complete a paragraph describing the development of the atomic theory by filling in the blank with 21 terms.
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Light Problems
In this light worksheet, students describe the electromagnetic spectrum based on wavelength and frequency. Students determine the wavelength, frequency, and energy for given point on the spectrum. This worksheet has 10 problems to solve.
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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...
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Gases and Plasmas
Learners determine what plasma is and why the sun is made up of plasma. They recognize situations where plasmas are found in nature and made by man. They discuss why the sun is a huge ball of plasma and if there are different levels of...
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Relative Mass Formula, Atomic Formula, and Empirical Formula
After giving the definitions of the different compound terms and formulas, equations are provided to teach your chemists to calculate different values. Relative formula mass, atomic mass, and empirical mass are shown and explained with...
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Limiting Reactant Problems
In this chemical reaction worksheet, students determine the limiting reactant in the equations given plus determine the amount of moles of product produced. This worksheet has 6 problems to solve.
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Polyatomic Ions
Opening with a chart of common polyatomic ions, and finishing with an explanation of how to name polyatomic ions, this presentation is to the point. The links on the vocabulary page do not work, leaving you only a few slides to...
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Making Molecules
In this making molecules worksheet, students complete a table of elements with their symbol, atomic number, atomic mass, number of protons, number of electrons, period and group. Students then make models using pipe cleaners and beads of...
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Direct Variation
In this Algebra I/Algebra II instructional activity, students solve problems involving direct variation. The two page instructional activity contains a combination of twelve multiple choice and free response questions. ...
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Ratio and Proportion
In this ratio and proportion activity, students solve 22 short answer and multiple choice problems. Students use rates, proportions, and ratios to solve each problem.
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Lab: Determining the Number of Moles and Molecules Used Up In a Burning Candle
Young scholars find moles and molecules used when a candle burns. In this moles and molecules lesson plan, students calculate the initial mass of a candle and the mass of a candle after it burns for 3 minutes. They calculate the mass...
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pH Scale, acids and bases
Eighth graders define the pH scale, acids and bases. They distinguish between acidic and basic solutions using litmus paper. Students review simple chemical formulas. They define the subscript and coefficient in terms of chemical...
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Gases Worksheet
In this gases instructional activity, students solve twenty problems using the gas laws and their understanding of the relationship between energy and temperature and energy and velocity.
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