Chapter 7 Electricity. An atom is the basic unit of matter and is made of protons, neutrons, & electrons – protons: + charge – electrons: - charge – neutrons:
Warm-Up: 1. Convert 14 km to meters 2. Convert 455 ml to liters
The Chemistry of Microbiology Chapter 02 Revised 1-2011.
Chapter 8 Covalent Bonding. Covalent bonds Atoms share their electrons When atoms share they create a molecule.
ELEMENTS Remember: Atoms of one type form an element –A bunch of gold atoms form gold…etc. Elements are the simplest form of a substance Every element.
The Chemistry of Microbiology
Periodic Trends Section 6.3 Objectives: AOD C.3.1 Define atomic radii, ionization energy, electronegativity, and energy levels. AOD C.3.2 Recognize periodic.
ELEMENTS
