Unit 2 - Atomic Structure

Extra Credit Due - Monday, October 6 - Hard copy turned in at beginning of class

Confirm approval of websites for extra credit no later than Friday, October 3 at 3:30 pm

Ten More Elements to Learn - list here

 

What you have to know in Unit 2

  • Basic facts about atomic particles
  • Mass number, atomic number and particle relationships
  • How to calculate atomic mass from isotope abundance data
  • Three Laws of Chemcial Combination and Dalton's Principles
  • Contributions of Thomson and Rutherford to atomic structure
  • Bohr's model of the atom along with atomic emission spectrum and connection to electron behavior
  • Modern Model of the atom - along with contributions by Heisenberg, deBroglie, Schrodinger
  • Quantum number designations with names, symbols and electron indications
  • Determine electron configurations using location of element on periodic table
Text Reading Assignments

Complete by 9/15- Chapter 4 sections 1,2,3 and 4

Complete by 9/17 - Chapter 3, pages 63-64, 75-77; Q 27&28

Complete by 9/19 - Chapter 5 sections 1,2

Complete by 9/25- Chapter 5 section 3

 

 

Assignments and Activities

Monday

Tuesday

Wednesday

Thursday

Friday

September 15

Review Unit 1 Test

Atomic Structure Basics

HW: Make flashcards for next 10 elements. Complete "Atomic Basics" Worksheet from class notes. Read handout titled "Atoms and Their Isotopes"; answer key questions and exercises.

16

Isotopes and mass

HW: Return to worksheet 4.3 and answer Q32-33. Complete "Averaging Atomic Mass" worksheet.

17

Structure basics practice

HW: read and take notes pages 63-64,75-77 and chpt 3 q's 27 and 28. Also re-read pages 89-90. Copy Dalton's Theory and the three chemical laws into your notes

18

Dalton's Atomic Theory and the Three Laws of Chemical Combination

HW: Complete worksheet on three laws and copy examples into your notes.

19

Atomic Models

Thomson, Rutherford, Wave-Particle Duality of Light

HW: Work on History poem, Read Sections 1 and 2, Chapter 5

22

Bohr's Model and Atomic Emission Spectrum

HW: Read Lab proceedure and prepare for pre-lab quiz. Build data chart and bring to class.

23

Flame Test Lab

HW: Work on History poem and lab report.

24

History Poem due

Modern Model and Quantum Mechanics

HW: Work on lab report and prepare for quiz

25

Atomic Structure Model Quiz

Quantum reading

Homework: Complete lab report, read handouts following the quiz and answers questions 1-2 and 1- 9 from handouts.

26

Flame Test Lab Report Due

Quantum numbers

HW: Read Section 3 of Chapter 5. Work Q's 1 - 44 from the "Big Packet of Atomic Structire Practics"

Great Website for Quantum Mechanics

29

Electron configurations

HW: Answer questions 1 - 6 from handout on orbital diagrams. Continue "Big Packet of Atomic Structure Practice". Work to complete all questions for review on Wednesday.

30

Electron configurations

HW: Complete all questions from "Big Packet of Atomic Structure Prractice".

Prepare for test

Oct 1

Review and conclude

HW: prepare for test

2

Atomic Structure Unit Test

Confirm approval of websites for extra credit no later than tomorrow at 3:30!

3

s before d demo questions

Periodic Trends

Extra Credit must be approved by 3:30 pm today!!

6

Extra Credit Due in Class

7

8

9

 

10



Helpful Links for Atomic Structure


General info on atomic particles, mass number, atomic number http://dbhs.wvusd.k12.ca.us/webdocs/AtomicStructure/Nuclear-Symbol.html

http://ippex.pppl.gov/interactive/matter/elements.html

Calculating atomic mass

http://dbhs.wvusd.k12.ca.us/webdocs/Mole/AverageAtomicWeight.html

http://www.chemguide.co.uk/analysis/masspec/howitworks.html#top

http://antoine.frostburg.edu/chem/senese/101/atoms/faq/how-does-mass-spec-work.shtml

A timeline of atomic structure development - all we cover and more

Gold Foil Demonstration - don't understand what it was about?

Try this demo and reading

Looking for a new site

Test yourself! Try these quizzes

 

http://www.glencoe.com/qe/science.php?qi=519

Quantum numbers and electron configurations - good practice and reading found here! Some people like the Christmas Tree from quantum number found here

http://www.iun.edu/~cpanhd/C101webnotes/modern-atomic-theory/aufbau-principle.html

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