Slide 15.3 Chemical Families Slide 2 Elements within the same family of the periodic table have similar properties because they have the same number of valence electrons.…
Slide 1Biomolecules Slide 2 Acids, Bases, and pH The pH scale: Chemist devised a measurement system called the pH scale to indicate the concentration of H+ ions in a solution.…
1. 2. The Early Periodic Table First developed by Dmitri Mendeleev Attempted to place elements with similar properties near each other. Organized according tocombining…
Slide 1 Biomolecules Ch - 2The Molecules of Life Slide 2 Molecules are combinations of atoms What are the 4 elements that make up 96% of living matter? Carbon C Oxygen O…
Organic Chemistry Organic Chemistry DP Chemistry What is Organic Chemistry? “Organic” is a term that is used in a variety of ways: “from living things” “chemical…
Periodic Characteristics Valence electrons determine chemical & physical properties of the elements Valence electrons â the electrons in the outermost energy level Elements…