1. Chemistry – Nov 8, 2017 Turn in your Beanium Activity
Get out the Atoms, ions and Mass
WS for a HMK check.
Chemistry – Nov 8, 2017
P3 Challenge- Atomic Structure Pretest
Pick up a Pretest and a periodic table. (Don’t write on PT and please return.)
Work quietly alone for the pretest. Don’t use notes. (Graded on completion)
Write IDK if you don’t know. Don’t leave blanks.
Objective –
More Practice with Subatomic Particles.

2. Chemistry – Nov 8, 2017 Phet Build an Atom Agenda
Homework Review (here)
Phet Build an Atom
Assignment: Complete the Build an Atom Worksheet for Tues, if you don’t finish in class.
Exit slip – none

3. Homework Review Element Symbol Z A #p #n #e charge Oxygen 16O2- 8 1610 2-
Hydrogen 1H 1
3H+ 3 2 +
Carbon
14C 6 14
12C 12
Zinc
65Zn 30 65 35
Potassium
39K+ 19 39 20 18

4. Homework Review Element Symbol Z A #p #n #e charge Titanium 48Ti2+ 2226 20 2+
Antimony
122Sb 51
122 71
Uranium
238U 92
238
146
Silver
108Ag 47
108 61
Fermium
257Fm
100
257
157
Platinum
195Pt 78
195
117
Krypton
84Kr 36 84

5. Homework Review 1. Equal , Z = #p 2. A = #p+#n
3. # protons OR atomic number OR Z
4. charge = #p – #e
Show work for 5 and 6: (Mass)(Ab) + (Mass)(Ab) (Ab% in decimal form….move decimal 2 to left)
5. Li = amu Agrees with Periodic Table
6. Ar = amu Agrees with Periodic Table
% Na
% Al and 47.1 % O
g carbon dioxide

6. Exit Slip Exit slip - none
What’s Due? (Pending assignments to complete.)
Complete the Build an Atom Worksheet for Tues, if you don’t finish in class.
What’s Next? (How to prepare for the next day)
Read Holt p