Unit 3 - Atomics

U3 Review Notes

Unit 3 REVIEW Questions

Unit 3 Review KEY

UNIT 3 SCHEDULE:

3.1 Atomic Theory

Intro Video - The Elements

Have you Ever Seen an Atom?

Objectives:

1.  Describe how the modern model of the atom has evolved over a long period of time through the work of many scientists
2. Relate experimental evidence to models of the atom
3. Describe in detail Rutherford’s Gold Foil Experiment and the conclusions he made

Learning Activities:

• Demonstration of Cathode Ray tube
• Demo with charged balloons to show effect of opposite charge attraction and same charge repelling
• Demo of Centripetal Force
• Atomic Unit WebQuest - make a copy, fill in your answers, then share with me (so I can comment) and submit to the Turn In Bin on my website
• Rutherford Scattering (vs. Plum Pudding Model) PHET Simulation
• Atomics Drawing Group Activity
• Practice Packet 3.1

• Practice Packet 3.1 Answers

Labs:

Additional Resources:

• Rutherford Gold Foil Experiment Animation

3.2 Subatomic Particles

Objectives:

1. Identify the subatomic particles of an atom (proton, neutron, and electron)
2. Determine the number of protons, neutrons, electrons, nucleons and nuclear charge in a neutral atom

Learning Activities:

• Build an ATom PHET Simulation Activity

• Build an Atom PHET Simulation

• POGIL - Atomic Structure
• Practice Packet 3.2

• Practice Packet 3.2 Answers

Labs:

Additional Practice Resources:

• Atomic Numbers Review 1 - Science Geek
• Atomic Numbers Review 2 - Science Geek
• Atomic Structure Practice Questions - Science Geek
• Atomic Structure Practice Questions (alternate version) - Science Geek
• Atomic Structure Review - Unit 1 Benchmark #1
• At.#, Mass#, Protons, Neutrons, Electrons - Unit 1 Benchmark #1
• At.#, Mass#, Protons, Neutrons, Electrons Review #2 - Unit 1 Benchmark #1 (Table Fill-in)
• Atomic Structure Review - Unit 1 Benchmark #1. (HTML5/ Mobile Compliant)

3.3 Ions

Objectives:

1.  Determine the number of protons, neutrons, and electrons in an ion

Learning Activities:

• Atomic Structure PHET Simulation

• POGIL Ions

• Practice Packet 3.3

• Practice Packet 3.3 answers

Labs:

Additional Resources:

• Ions and Isotopes Practice Quiz 

3.4  Isotopes and Average Atomic Mass

Objectives:

1.  Differentiate between atomic number, mass number, and (average) atomic mass
2. Calculate the (average) atomic mass for all isotopes of an element
3. Calculate the number of neutrons in an isotope

Learning Activities:

• Practice Packet 3.4

• Practice Packet 3.4 Answers

• Isotopes and Atomic Mass PHET Simulation
• POGIL Isotopes
• POGIL Average Atomic Mass

Labs:

• Paperclipium Lab

Additional Resources:

• Atomic Mass Calculations - Kent Chemistry
• Atomic Structure Simulation - use the simulation to build different isotopes of atoms
• Isotope Notation - Socratic
• Poisioners Handboobk video clip (time =1h30m) - spectroscopy used to acquit accused murderer

3.5 Bohr Diagrams

Objectives:

1. Construct Bohr diagrams for atoms and ions

Learning Activities:

• Atomic Structure PHET Simulation
• Practice Packet 3.5

• Practice Packet 3.5 Answers

Labs:

Additional Resources:

• Building Elements Interactive - Energy Level filling with suborbital diagrams

3.6 Ground State vs. Excited State and Bright Line Spectra

Objectives:

1. Differentiate between excited and ground state
2. Explain how light is produced
3. Identify substances based upon their bright line spectra

Learning Activities:

• Practice Packet 3.6 -

• Lines Spectra Tutorial and Excited Electron States - Mr. Kent’s
• Practice Packet 3.6 Answers

• POGIL Electron Energy and Light
• PHET Simulation Demo - Neon Lights and Discharge Lamps (Requires Java) 

Labs:

• Bright Line Spectroscopy Lab

• Spectroscope Video Introduction - watch this before the performing the lab

• Flame Test Lab -

• Flame Test Videos - Kent

Additional Resources:

• Electron Orbit Jumps Simulation
• Bohr Model of the Hydrogen Atom Animation
• Bohr Absorption/Emission Animation
• Another Bohr-ing animation - start with Bohr Model, at the fifth dot from the left
• PHET - Models of the Hydrogen Atom (Requires Java)
• Another Emission spectrum reosource

3.7  Lewis Dot Diagrams

Objectives:

2.  Construct Lewis dot diagrams for atoms and ions

Learning Activities:

• Practice Packet 3.7

• Practice Packet 3.7 Answers

Labs:

Additional Practice Resources:

• Valence Electrons and Dot Notations - Unit 2 Benchmark #2
• Monatomic Ions and Their Charges Unit 2 Benchmark #2 (HTML5/ Mobile Compliant)

REVIEW

• Unit 3 Review

• Unit 3 Practice Packet Review Answers
• Interactive Atomics Multiple Choice Questions
• Atomic Structure Interactive Review
• Science Geek Interactive Atomic Structure Quiz

Another Review Quiz - http://www.gotoquiz.com/atoms_and_ions_and_isotopes_oh_my

Q1 Quarterly Review

• Q1 Quarterly Review Questions

Naturally Occurring Isotopes of Rubidium