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1/16/18

posted Jan 16, 2018, 10:54 AM by Kelly Allen

Journal: Write the electron configuration for strontium. How many electrons does strontium have in the 4th energy level?

Class: Go over homework
Notes on Short-Hand Electron Configurations (see this video and slides 12-13 of 1/12 attachment)
Short-Hand Electron Configuration practice (15-27 odd)

HW: Test #4 Fri. 1/19
Hydrogen Emission/Flame Test labs due Mon. 1/22

1/12/18

posted Jan 12, 2018, 10:36 AM by Kelly Allen

Journal: Free day!  Write, write, write!  Turn in your 7 journal entries for the past two weeks.

Class:  Atomic Theory and Waves quiz TOMORROW 
Notes on Electron Configurations (see this video and slides 10-11 of 1/12 attachment)

HW: Test #4 Fri. 1/19
Electron Configuration practice (1-13 odd) due Tues. 1/6)

1/11/18

posted Jan 11, 2018, 1:20 PM by Kelly Allen

Journal: Explain what probability is in your own words. You may use an example if it would help you with your explanation.

Class: Go over lab quiz
Modern Model of Atom notes (slides 1-10 of 1/11 attachment)

HW: Test #4 Fri. 1/19
Atomic Theory and Waves quiz TOMORROW

1/10/18

posted Jan 10, 2018, 8:13 AM by Kelly Allen

Journal:  Why does the hydrogen look purple when we run electricity through it, but when we look at it through the spectroscope, we see the four different bands of color?

Class: Flame Test lab

HW: Test #4 Fri. 1/19
Atomic Theory and Waves quiz Fri. 1/12

1/9/18

posted Jan 9, 2018, 7:46 AM by Kelly Allen

Journal: Explain what causes the individual bands of color of the emission spectrum of an element. You may use diagrams in your explanation if it would be helpful.

Class: Hydrogen Emission Spectrum lab

HW: Test #4 Fri. 1/19
Atomic Theory and Waves quiz Fri. 1/12

1/8/18

posted Jan 8, 2018, 1:07 PM by Kelly Allen

Journal: Continue your journals on last week’s journal sheet. What is the relationship between each of these?
1. wavelength and frequency
2. frequency and energy
3. wavelength and energy

Class: Go over Wave Problems
Notes on Chadwick and Bohr (see slides 14-19 of 1/8 attachment)
Gave out Interpreting the Bohr Model handout (not for a grade, but will post a key; be sure to understand for test)
Go over test

HW: Test #4 Fri. 1/19
Virtual Labs due TOMORROW
Atomic Theory and Waves quiz Fri. 1/12

1/3/17

posted Jan 3, 2018, 9:24 AM by Kelly Allen

Journal: We’re going to take a short break from atomic theory to talk about waves. Convert the following. SHOW YOUR WORK!
106.1 MHz = ___ Hz  (Remember: M represents the metric prefix Mega-.)

Class: Notes on Waves (see 1/3 attachment)
Wave  Problems

HW: Test #4 Fri. 1/19
Wave Problems (1-9 odd) due TOMORROW

1/2/18

posted Jan 2, 2018, 8:31 AM by Kelly Allen

Journal: Welcome back! Summarize what we have learned about the development of atomic theory so far.

Class: Notes on Rutherford (see slides 10-13 of 1/2 attachment)
Begin working on Rutherford virtual lab

HW: Test #4 Fri. 1/19

12/21/17

posted Dec 21, 2017, 9:22 AM by Kelly Allen

Journal: Free day!  Write, write, write!  Turn in your 4 journal entries for the week.

Class:  Film:  Hunting the Elements

HW:  Have a restful and safe break!  See you in 2018!

12/20/17

posted Dec 20, 2017, 6:00 AM by Kelly Allen

Journal: Describe Robert Millikan’s experiment. What did he do and what did he discover?

Class:  Millikan virtual lab (see 12/20 attachment)

HW:  Study!  You never know when you might have a checkpoint!

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