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Atoms, Molecules and Ions
Atomic theory, experiments that contributed to our knowledge of matter, atomic structure, isotopes, and ions are covered in these 33 slides. Quality diagrams and labeled charts will help activate understanding. The presentation concludes...
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What is Matter?
Four diagrams of the atom and their subatomic particles and structures are given here and students should be able to complete the labels need to define the structures shown. The main structures defined are protons, neutrons, electrons,...
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Chemistry Crossword
Scholars complete a crossword puzzle in this chemistry worksheet with 20 questions about chemistry concepts like atoms and chemical reactions.
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Introduction to the Periodic Table of Elements
Learners explain how the elements are arranged in the periodic table. In this chemistry instructional activity, students determine the subatomic particles for certain elements. They research the physical and chemical properties of an...
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What do Atoms Look Like?
In this atom worksheet, students answer 31 multiple choice questions about the structure of atoms, the periodic table, the reactivity of elements, orbital diagrams and the families of elements.
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Mystery : Structure of the Atom-A Case for Indirect Evidence
Learners investigate the structure of the atom through hands on activities. In this atomic structure lesson plan, students perform 4 activities showing indirect evidence of the structure of the atom and the parts of the atom. They also...
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Composition of the Atom
Students investigate the structure of the atom and its composition. In this atom structure lesson, students find the area of cut out circles and drop pens into the circles. They count the number of marks in the circles and relate their...
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History of the Atom Quiz Review
In this history of the atom activity, students answer questions about Thomson's cathode ray apparatus, Rutherford's gold foil experiment and Dalton's beliefs about the atom. Students identify the number of protons, neutrons and electrons...
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Atom Basics Review Sheet
In this atom worksheet, students fill in three charts using the periodic table to identify atomic number, atomic mass, number of subatomic particles and the element's symbols. Students draw an atom and it's subatomic particles as well as...
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Understanding: Uncertainty
Students discuss the Heisenberg uncertainty principle and how it applies to the subatomic world. Working in groups, they design a model that would help others to understand the uncertainty principle. Written explanations are included...
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It's Elemental, My Dear Students
Eighth graders research the structure of the atom. They identify the properties of subatomic particles, including mass and electrical charge. Students access the websit www.chem4kids and extract 10 main facts from the content provided...
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Atom Basics Test
Simple in format and standard in content, this resource is an assessment of your beginning chemists' grasp of the atom. Using a periodic table of elements, they fill in a chart of missing chemical formulas, atomic masses, and numbers of...
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Atomic Structure
In this atomic structure learning exercise, students select answers to 8 fill in the blank questions on subatomic particles from the drop down box.
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Isotope Notation
In this chemistry activity, students calculate protons, electrons and neutrons in ions and neutral atoms to complete 2 charts.
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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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Build Your Own Atom
Students build a model of an atom using an online program. In this chemistry lesson, students discuss the different parts of the atom. They complete an independent research about their chosen element.
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Subatomic Particles Quiz
For this subatomic particles quiz worksheet, students complete an on-line quiz, clicking on questions and matching answers, scoring 1 point for each correct answer. A printed version is available.
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Subatomic Particles Quiz #2
In this subatomic particles quiz worksheet, students complete an on-line quiz, clicking on questions and matching answers, scoring 1 point for each correct answer. A printed version is available.
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Elements and Ions Worksheet
In this elements and ions instructional activity, students complete a table given an element, the symbol, or the number of subatomic particles and they must complete the rest of the table. The do the same for five ions. They also write...
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Why Do Atoms Combine?
In this subatomic particle worksheet, students will read the important discoveries throughout history of the neutrino. Based on this information, students will complete 4 short answer questions.
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Significant Figures and Conversions
In this chemistry learning exercise, students identify how many significant figures are in each of the numbers listed. Then they determine the velocity in meters per hour for a subatomic particle. Students also determine how many...
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Structure of the Atom
Students identify the location and change of the subatomic particles of an atom. They name the three subatomic particles. Students review what they can recall about subatomic particles. They are given a worksheet on the subatomic...
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Matter & Subatomic Particles
Seventh graders divide into small groups to construct several models. Each group builds with an accompanying chart showing the colors of gumdrops used for the protons, electrons, and neutrons.)