Chapter 2 The Chemistry Life Section 1 The Nature Of Matter Page 35-39 Biology

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Chapter 2 The Chemistry Of Life Section 1 The Nature of Matter Page 35-39 Biology Chapter 2 The Chemistry Of Life Section 1 The Nature of Matter Page 35-39 Biology Chapter 2 The Chemistry Of Life Section 1 The Nature of Matter Page 35-39 Biology Chapter 2 The Chemistry Of Life Section 1 The Nature of Matter Page 35-39 Biology 


 
  
Created Dec 15, 2010
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toropfromthefloorup

 

 
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1
What is the basic unit of matter? (pg 35) Definition Card!!!!
 
The Atom (pg 35)
2
How many atoms would it take to make a row of about 1 cm ? (page 35)
 
100 million (page 35)
3
What makes up an atom? (page 35)
 
The subatomic particles, Protons, Neutrons, and Electrons (page 35)
4
Properties of sub atomic particles? (page 35)
 
Protons - Positively charged                  Same...
5
Properties of atoms? (Page 35)
 
1. They have equal #'s of protons and electrons.2. They are neutral charged because the charges cancel each...
6
What is a chemical element? (page 36)
 
A pure substance, that consists entirely of one type of atom. (page 36)The # of protons (Atomic...
7
About how many elements are known? (page 36)
 
More then 100.
8
Isotopes properties (page 36)
 
Atoms of the same element that differ in the # of neutrons. (page 36)All have the same chemical...
9
The mass # (page 36)
 
The # of protons + the # of neutrons in an atom.
10
Radioactive Isotopes (page 36)
 
Elements where The nuclei break up over time, they become a different element and give off...
11
Chemical Compounds? (page 37)
 
Substance formed by the chemical combination of two or more elements in definite proportions....
12
Chemical Bonds? (Page 38)
 
Hold  atoms together.Electrons that can form bonds are called valence electrons.3 Types-Ionic-Covalent-...
13
Ionic (page 38)
 
Electron transferred from one element to another.Ions are formed "charged atom"Ions attract...
14
Covalent (Page 38)
 
Electrons shared between two elements. # of electrons shared = # of electron pairs shared.Results...
15
Van Der Waals. (Page 39)
 
Attractions between molecules.  (Page 39)


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