IONIC Bonding
1 Atoms and Elements Chapter 2. 2 Atomic theory John Dalton, 1808: matter is made of tiny indestructible particles called atoms What evidence persuaded.
Isotopes. Are All Atoms of an Element the Same? Not necessarily. Some atoms have an unequal number of protons and neutrons. We call these atoms isotopes.
1. The ancient Greek philosopher Democritus coined what word for a tiny piece of matter that cannot be divided? a) Element b) Electron c) Atom d) Molecule.
Chapter 6-2 part 1 The Atom. The Parts of an Atom Almost all atoms are made of the same three parts. These particles are protons, neutrons, and electrons.
Calculate the number of protons, neutrons, and electrons in an atom given its mass number and atomic number. Define an isotope and explain why atomic.
RadioaktivityRadioisotop Session 1
Balkanski Ratovi
3-3: Counting Atoms Beaker Breaker 1.What was the name of Rutherford’s experiment? 2.What did Rutherford’s experiment discover? 3.My atomic number is.
Chapter 4 Atomic Theory Matter Matter All matter is made of atoms o Alone as elements Au, Na, O, He o In combination of elements as compounds H 2 O,
Chemistry At the bottom, biology is nothing but applied chemistry All matter is composed of atoms Elements such as carbon and oxygen are a group of atoms.
Use of Stable and Radioactive Isotopes SOIL 5813 Soil-Plant Nutrient Cycling and Environmental Quality Department of Plant and Soil Sciences Oklahoma State.