CHEM 1331: Intro to Chem - Chem 1

Discover the intricacies of atomic radius and its trends on the periodic table in this video. Unravel the factors influencing atomic size and explore how elements' positions on the periodic table affect their atomic radii.

Learn how to draw open-chain structures for various sugars, from ketotetrose to amino sugars. This video offers visual demonstrations of ketopentose, deoxyaldohexose, and more, highlighting key molecular differences.

Uncover the intriguing relationship between molecular geometry and polarity in chemistry. Using CO? and CCl? as examples, learn how polar bonds can result in nonpolar molecules. Recognize the role of symmetry in determining molecular polarity.

Explore the protonation of amino acids, specifically valine and threonine, when subjected to a pH lower than their isoelectric points, highlighting the structural changes in their carboxyl and amino groups.

Discover the intricacies of the electron configuration for phosphorus, from its atomic number to its orbital notation. Learn about unpaired electrons, energy levels, and the significance of inner-shell electrons. Understand how orbital structures define an element's properties.

Unravel the science behind endothermic and exothermic processes by studying vaporization and condensation. Grasp the molecular changes involved and understand the role of heat in these transformations. A comprehensive look into why vaporization requires heat, while condensation releases it.