Khan Academy
Learn about atomic structure and properties, including an introduction to compounds on Khan Academy.
Khan Academy
If you're seeing this message, it means we're having trouble loading external resources on our website. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.
What's all the matter? Atoms and molecules (video) | Khan Academy
What's all the matter? Atoms and molecules. What is soap? Flocculation: Making clean water. Manufacturing processes: Hands on to hands off.
Elements and atoms (video) | Khan Academy
Atoms are the smallest units of elements that still retain the element's properties. Atoms contain electrons, neutrons, and protons. Each element is defined by the number of protons in its nucleus.
Khan Academy
Learn about chemical bonds and their role in biological macromolecules in this Khan Academy article.
Naming ions and ionic compounds (video) | Khan Academy
Introduction to ions. Naming ions and ionic compounds. Molecules and compounds. Naming monatomic ions and ionic compounds. Common polyatomic ions. Naming ionic compound with polyvalent ion. Worked example: Finding the formula of an ionic compound. Worked example: Formula for an ionic compound. Naming ionic compounds.
Naming ionic compounds - Khan Academy
Choose 1 answer: (Choice A) Silver carbonate. Silver carbonate. (Choice B) Silver carbide. Silver carbide. (Choice C) Aluminum carbide.
Khan Academy
Hybridisation and geometry of molecules play a vital role in their reactivity. Reactions involve making and breaking of "bonds"! So, before we start with organic chemistry, let's revise a few things about bonding in organic molecules.
Khan Academy
Khan Academy
Dalton's atomic theory (article) | Khan Academy
The history of atomic chemistry. Dalton's atomic theory. Discovery of the electron and nucleus. Rutherford’s gold foil experiment. Science>. Chemistry archive>. Atoms, compounds, and ions>. History of atomic structure.