Slide 1Ch. 2 Atoms Chemistry II Milbank High School Slide 2 Ch. 2.1-3 Dalton’s Atomic Theory The Nuclear Atom Isotopes, Atomic Masses, and Nuclear Symbols Slide 3 Dalton’s…

Slide 1 DETERMINE THE NUMBER OF PROTONS, NEUTRONS AND ELECTRONS IN AN ATOM Slide 2 Counting the Pieces n Atomic Number = number of protons n # of protons determines kind…

Slide 1 The First 20 Elements: Atomic Mass Quiz Click Here to Begin!Here P.S.- Make Sure you remember how many you got right! Slide 2 What is the Atomic Mass of Nitrogen?…

Slide 1 CHAPTER 2 CH7 PROBLEM SOLVING CLASS R.D. A. BOLINAS Slide 2 2.11 State the mass law(s) demonstrated by the following experimental results, and explain your reasoning:…

Slide 1 Isotopes and Mass Number Slide 2 Atomic Number The number of protons in each atom identifies it as an atom of a particular element Each atom has a unique number of…

Slide 1 PERIODIC TABLE NOTES Slide 2 Periodic Table Facts The periodic table lists all of the elements. Most of the elements occur naturally; however, several are man-made.…

Slide 1 Homework from page 104 Slide 2 15. Boron has two isotopes. boron-10 mass = 10.013 amu abundance = 19.8% Boron-11 mass = 11.009 amu abundance = 80.2% Calculate its…

Slide 1 How do we know about atoms? Atomic Theory Democritus (460 BC- 370 BC) His mentor Leucippus Everything is composed of âatomsâ Atoms are physically indivisible Between…

Chapter 2 Chapter 2 CH7 PROBLEM SOLVING CLASS R.D. A. BOLINAS 2.11 State the mass law(s) demonstrated by the following experimental results, and explain your reasoning: Experiment…

1.Inside The Atom2. Structure of the Atom There are two regions The nucleus With protons and neutronsPositive charge Almost all the mass Electron cloud- Most of the volume…