© 2011 pearson education, inc. monday september 17, 2012 paste the following items on the...
TRANSCRIPT
© 2011 Pearson Education, Inc.
Monday September 17, 2012
Paste the following items on the corresponding pages
Chemical and physical properties one-pager will be pasted on page 81 (pre-label the page).Turn this in if you have not done so already
Quiz 08 on page 83
Periodic table coloring directions on page 84
Colored periodic table on page 85Have this ready to be checked by the teacher
4Reallyknow
3Know
2Knowmost
1Knowsort of
0Don’tknow
© 2011 Pearson Education, Inc.
Monday September 17, 2012
Page 86
Warm up: Part A: Where is sodium on the periodic table and what is its symbol?
Part B: What happens when you mix sodium with water?
Sodium and water video link
Part C: Where is potassium on the periodic table and what is its symbol?
Part D: What happens when you mix potassium with water?
Potassium and water video link
Part E: Sodium is in salt and potassium is in bananas, why do salt and bananas not explode with mixed with water?
4Reallyknow
3Know
2Knowmost
1Knowsort of
0Don’tknow
© 2011 Pearson Education, Inc.
Students will be able to: Predict the location of an element on the periodic table based on its mass.
Students will understand: How the atomic number of an element predicts its location on the periodic table.
Student’s self-evaluation: (Complete at home or in class.)
Homework: Complete quiz corrections
Monday September 17, 2012
Page 86
4Reallyknow
3Know
2Knowmost
1Knowsort of
0Don’tknow
© 2011 Pearson Education, Inc.
Figure 1: General organization of the periodic table.
Monday September 17, 2012
Page 87
4Reallyknow
3Know
2Knowmost
1Knowsort of
0Don’tknow
Divide the table into columns 1 - 181
2
3 4 5 6 7 8 9 10 11 12
13 14 15 16 17
18
7 li
nes
hig
h
Length is from one margin to the other
Do not draw this part
Smallmass
LARGEMASS
small mass LARGE MASS
Each column is a “group”
Each row is a “period”
© 2011 Pearson Education, Inc.
Reading the periodic table:
Monday September 17, 2012
Page 87
4Reallyknow
3Know
2Knowmost
1Knowsort of
0Don’tknow
The letter is the element’s symbol
The atomic number is above the element.
The mass of the element is at the bottom
11
23 P: 11N: 12
© 2011 Pearson Education, Inc.
Reading the periodic table:
Monday September 17, 2012
Page 87
4Reallyknow
3Know
2Knowmost
1Knowsort of
0Don’tknow
The letter is the element’s symbol
The atomic number is above the element.
The mass of the element is at the bottom
P: 11N: 12
11
23
P = Protons. Positive charged particles
N = Neutrons. Neutral particles
= Electrons. Negative charged particles.
Question: How does the atomic number compare to the number of protons and neutron?
Question: How does the mass relate to the number of protons and neutrons?
© 2011 Pearson Education, Inc.
Practice problems: copy and complete the table 1
Monday September 17, 2012
Page 88
4Reallyknow
3Know
2Knowmost
1Knowsort of
0Don’tknow
Symbol Name Atomic Number
Number of protons
Number of electrons
Metal or nonmetal
Atomic Mass
Co Cobalt 27 27 27 Metal 58.93
Cl
Ar
Ca
Hydrogen
Gold
Table 1: elements on the periodic table
78
28.09