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Why are Electrons Important?
Students write electron configuration of elements using atomic numbers and they identify valence electrons. For this electrons lesson plan, students observe a demonstration showing the space-filling property of an electron. They also...
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The Atoms Family-Atomic Math Challenge
In this atoms worksheet, students determine the number of protons, neutrons, electrons, the atomic mass and the atomic number of 16 elements.
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Charge and Mass Worksheet #1
In this charge and mass worksheet, high schoolers complete a table by indicating the atomic number, the number of protons, the number of neutrons, the number of electrons and the mass number in given elements and isotopes. They compare...
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The Atom
In this atom worksheet, students complete a graphic organizer for the structure of the atom. They include the definition of the mass number, the atomic mass, the atomic number, the protons, neutron and electrons.
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Masses of Atoms
In this masses of atoms worksheet, students complete a chart of 7 isotopes with their isotope symbol, atomic mass, atomic number, and the number of protons, neutrons and electrons. They calculate the average atomic mass of two elements.
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Nuclear Decay
In this nuclear decay worksheet, students read about alpha and beta decay and the isotopes formed by the reactions. Students solve nine problems including writing the equations for the decay of radioactive isotopes, identifying the...
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How is the Periodic Table Arranged?
In this periodic table worksheet, students fill in a portion of the periodic table with the atomic number of the element, the electron configuration of the element, the number of shells and the number of outer shell electrons. They...
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Atom Basics Review Sheet
In this atom activity, 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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Atomic Notation Worksheet
For this atomic notation worksheet, learners fill in a table with the number of protons, neutrons, electrons, mass number and atomic number for particular elements.
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Periodic Table
In this periodic table worksheet, students use the periodic table to complete the chart with the given elements. Students fill in the atomic number, atomic mass number, protons, neutrons, and electrons.
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Thermochemistry
In this thermochemistry worksheet, students indicate whether the given processes are endothermic or exothermic reactions. Students complete the phase change diagram as well as define a given set of vocabulary words. Students calculate...
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Electrons, Protons, Neutrons
In this atoms worksheet, students complete a graphic organizer by writing in the element symbol, atomic number, mass number, and number of electrons, protons, and neutrons. This worksheet has 1 graphic organizer and 14 short answer...
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Introduction to the Periodic Table
In this periodic table worksheet, students will label the atomic number, atomic mass, element name, and element symbol for oxygen. Then students will determine the characteristics of the different groups of elements on the periodic table...
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Adopt-An-Element
In this chemistry worksheet, students complete an adopt an element information sheet. Then they create an advertisement for their element including the information listed. Students also write its important uses, interesting facts, and...
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Atoms and the Periodic Table
Familiarize your new chemists with the periodic table of elements by contemplating this collection of slides. Element groups are identified, atoms are defined, and nuclide notation is explained. Isotopes are also mentioned. The topics...
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Defining the Atom
Words, words, words! This presentation uses plenty of them to define the atom, outline the history of what we know about atoms, and explain atomic and mass numbers. That's all! Informative, but not interesting, this slide show would be...
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Unit 4 - Periodic Table
There are 17 multiple choice questions on this periodic table test. The focus is on properties of the elements by group and period. The exam is not formatted well, making it a little difficult to read. There is also a typographical...
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Teaching Atomic Structure Using Cooperative Learning
Individuals in a group of four each take on a different role: atomic number expert, mass number expert, isotope expert, and nuclear atom expert. They teach each other about their area of expertise. As an assessment, a short quiz is...
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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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Vocabulary - Atomic Structure
In this atomic structure worksheet, students use textbooks and dictionaries to find the definitions of 22 terms associated with atomic structure.
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Periodic Table And Its Trends - Day 4
Guide your chemistry class through the periodic table so that they are able to identify atomic radii, electronegativity, and ionization energy. Give them three metals to place in water to observe reactivity. Teach them to write electron...
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Periodic Table of Elements
Beginning chemists examine a collection of elements and compounds as they are introduced to the periodic table. The lesson plan is not cohesive and does not provide detailed instructions on how to teach it. However, it does includes a...
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Atoms
In this atoms worksheet, students circle the term in parentheses that makes the 20 statements correct. The statements review the parts of an atom, isotopes, and basic matter principles.
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Atomic Theory, Structure, and Symbols
In this atomic theory worksheet, students review the observations that led to the conclusion of the atom having a positively charged nucleus. Students compare atomic number and mass number and explain how the discovery of subatomic...