Learn all about the bohr model of atomic structure, with many clear examples, diagrams of atoms, history and comparisons to other atomic models.| ChemTalk
Helium element-in the periodic table: properties, facts, history, chemistry, discovery, and why helium, a noble gas, is an element in crisis.| ChemTalk
Learn the definition of the Aufbau Principle, how to apply the Aufbau rule for electrons, and where exceptions occur in the periodic table.| ChemTalk
We explain periodic trends of the periodic table, such as electronegavity, atomic radius, first ionization energy, & electron affinity.| ChemTalk
How to write electron configurations & orbital diagrams for elements, with Hund's rule, Aufbau's principle & the Pauli Exclusion Principle| ChemTalk
Learn what an electron orbital is, how they relate to quantum numbers, and orbital shapes, including the s-orbital, p-orbital, and d-orbital!| ChemTalk