Khan Academy
Khan Academy: Biology: Chemistry of Life: Atomic Number,atomic Mass,and Isotopes
Learn the fundamental properties of atoms in this article. Understand the definition of atomic number, atomic mass, and isotopes. [6 min, 50 sec]
Khan Academy
Khan Academy: Biology: Chemistry of Life: Matter, Elements, and Atoms
Did you know matter is made up of atoms? In this article learn about the smallest unit of matter called the atom.
Khan Academy
Khan Academy: The Periodic Table, Electron Shells, and Orbitals
The Bohr model and atomic orbitals. Using an element's position in the periodic table to predict its properties, electron configuration, and reactivity.
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Famous Scientists: Fritz Haber
Learn about the life and work of Fritz Haber, who has been dubbed the father of chemical warfare.
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Famous Scientists: Svante Arrhenius
Find out about the life and work of one of the founders of the science of physical chemistry, Svante Arrhenius, who received the Nobel Prize for Chemistry in 1903, becoming the first Swedish Nobel laureate.
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Famous Scientists: Antoine Lavoisier
Find out about the life and work of Antoine Lavoisier, sometimes known as the father of modern chemistry.
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Famous Scientists: Willard Frank Libby
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Famous Scientists: Aristotle
A detailed biography of Aristotle (384-322 BC). Discusses his early life, his education, his relationship with Alexander the Great as tutor, the breadth of his work in various science disciplines, the school he established in Athens, and...
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Famous Scientists: Stephanie Kwolek
Learn about the life and work of Stephanie Kwolekbest, known for inventing the first of a family of synthetic fibers of exceptional strength and stiffness.
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Learn about the life and work of German chemist, engineer, and Nobel laureate in chemistry, Carl Bosch.
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Famous Scientists: Jane Marcet
Learn about the life and scientific accomplishments of Jane Marcet in this article.
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Famous Scientists: Wilhelm Ostwald
Learn about the life and work of Wilhelm Ostwald, the chemist who received the Nobel Prize in Chemistry in 1909 for his work on catalysis, chemical equilibria, and reaction velocities.
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Learn about the life and work of Friedrich August Kekule, and his contributions to organic chemistry.
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Famous Scientists: Jan Baptist Von Helmont
This article discusses the life and scientific discoveries of Jan Baptist von Helmont.