Curated OER
Protons, Neutrons, and Electrons
Using the periodic table of elements, young chemists fill in a chart of isotopes to show the atomic number, mass, charge, number of protons, number of neutrons, and number of electrons. The chart is followed by 11 questions that...
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If I Was a...? Worksheet: Chemical Elements
For this element worksheet, students choose an element from the Periodic Table. Students pretend they are the element and answer the questions.
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Chemistry Review
In this chemistry review worksheet, students read about atoms and the periodic table and they complete a chart using the periodic table to find the atomic number, atomic mass and group of given elements. Students answer 5 questions about...
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Main Group: Properties and Reactivity
In this main group activity, students apply their knowledge of the organization of the periodic table to correctly answer 30 multiple choice questions. Students relate information about the properties of the different groups and their...
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Patterns in Properties (of elements and compounds)
In this element properties learning exercise, students complete a crossword puzzle with 91 questions related to properties of elements and compounds.
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Atomic Structure
For this completing a chart of Elements or Ions worksheet, 6th graders fill in the blanks for the Atomic Number, Number of Protons, Number of Neutrons, and Number of Electrons. Students fill in 44 blanks.
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Element Symbols
For this chemistry worksheet, 10th graders write the symbols for 12 elements that are named in a table. They complete the chart by writing the names in the blanks next to each element name.
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Formula Mass Calculations
In this atoms worksheet, students calculate the formula mass for chemical compounds. This worksheet has 12 problems to solve.
Creative Chemistry
Reactions of Group 1 Metals With Water
In this elements instructional activity, students complete a graphic organizer comparing lithium, sodium, and potassium observations. Then, they determine how these elements react with water. Students complete three fill-in-the-blank...
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Elements
In this elements activity, students write the electron configurations for given elements. Students describe ionization energy and electron affinity and the periodic trends for both. This activity has 20 short answer questions.
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Comparing Properties of Elements & Compounds
In this elements and compounds worksheet, students review the physical properties of different compounds and elements using websites for information. This worksheet has 1 graphic organizer and 1 short answer question.
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The Structure of the Elements
In this chemistry worksheet, students study the composition of the elements in the periodic table using an interactive website.
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Elements Compounds and Mixtures
For this science worksheet, students apply science basic knowledge of chemistry to the puzzles that are listed for the four parts of the sheet while focusing upon the identification of a metalloid.
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Resources - A Reading Guide
In this resources worksheet, learners compare and contrast physical and chemical properties and changes. Students review the periodic table, pattern of atomic numbers and chemical reactivity. This worksheet has 56 short answer questions.
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Elements of the Periodic Table
In this chemistry learning exercise, students identify and locate various vocabulary terms relating to the elements found in the periodic table. There are 116 chemistry terms located in the word search.
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Average Atomic Mass
Using a chart of student test grades as an example, curious chemists learn how to calculate weighted averages. They apply this knowledge to elements on the periodic table. As practice in calculating average atomic masses, learners...
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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...
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Atoms, Ions and Formula Basics Make-up Test
Using a copy of the periodic table, chemistry test takers fill in a chart with element name, chemical symbol, atomic number, atomic mass, and numbers of subatomic particles. They define subatomic particles, draw atom models, explain...
Inside Mathematics
Sorting Functions
Graph A goes with equation C, but table B. The short assessment task requires class members to match graphs with their corresponding tables, equations, and verbalized rules. Pupils then provide explanations on the process they used to...
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Periodic Table Families
In this periodic table worksheet, students complete a graphic organizer by listing the elements in each of the periodic table families.
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Elements Word Search Puzzle
In this word search puzzle activity, students will find and circle forty-five different names of elements from the periodic table.
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Memorization Tips: Elements/Symbols
In this chemistry learning exercise, students identify ways to memorize the elements and symbols of the periodic table for chemistry. They identify phrases that use each element in a unique way.
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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...
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2004 U.S. National Chemistry Olympiad - Local Section Exam
In this National Olympiad exam worksheet, chemistry apprentices answer sixty multiple choice questions including general chemistry topics such as atomic structure, gases, problem solving, writing and balancing equations and solutions....
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