What is The Atomic Number ? The number of Protons in an ATOM.
Chapter 2 Elements and Compounds. The Particle Theory of Matter 1.All matter is made up of tiny particles. 2.All particles of one substance are the same.
What is matter? Anything that takes up space and has mass What is mass? Measure of the number of atoms in an object.
The Simplest Matter Chapter 1 Section 2. The Elements All of the different materials have one thing in common. They are made up of even simpler materials.
Periodic Table of Elements: Family Properties. Elements Science has come along way since Aristotle’s theory of Air, Water, Fire, and Earth. Scientists.
Warm-Up
Physical Property
Period Seven Oxygen Mustafa
NSSH Science 2013-2014. Families on the Periodic Table Elements on the periodic table can be grouped into families bases on their chemical properties.
Regents Chemistry Topic 2 The Periodic Table and Formulas / Equations.
