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The Atom

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North PIke High School
North PIke High School
Educação
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The Atom Building Block of Matter
Ancient History… ,[object Object],[object Object],[object Object],[object Object],[object Object]
Foundations of Atomic Theory ,[object Object],[object Object],[object Object],[object Object]
Law of Conservation of Mass “ Mass is neither created nor destroyed during ordinary chemical reactions or physical changes.”
Law of Definite Proportions “ A chemical compound contains the same elements in exactly the same proportions by mass regardless of the size of the sample or source of the compound.”
Law of Multiple Proportions “ If two or more different compounds are composed of the same two elements, then the ratio of the masses of the second element combined with a certain mass of the first element is always a ratio of small whole numbers.”
Dalton’s Atomic Theory
Dalton’s Atomic Theory ,[object Object],[object Object]
His Theory: ,[object Object],[object Object],[object Object],[object Object],[object Object]
Modern Atomic Theory
Modern Atomic Theory ,[object Object],[object Object],[object Object],[object Object],[object Object]
Atomic Structure
Atomic Structure ,[object Object],[object Object],[object Object]
Atomic Structure ,[object Object],[object Object],[object Object],[object Object]
The Electron ,[object Object],[object Object],[object Object],[object Object]
Discovery of the Atomic Nucleus ,[object Object],[object Object],[object Object]
[object Object],[object Object]
The Nucleus ,[object Object],[object Object],[object Object]
Assignment… ,[object Object],[object Object]
Atomic Number ,[object Object],[object Object],[object Object]
Determining Parts of an Atom ,[object Object],[object Object],[object Object],[object Object]
 
Ions ,[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Practice!! ,[object Object],[object Object],[object Object],[object Object],[object Object]
Isotopes ,[object Object],[object Object],[object Object]
 
Isotopes ,[object Object],[object Object],[object Object],[object Object],[object Object]
Practice!! ,[object Object],[object Object],[object Object],[object Object],[object Object]
Atomic Mass ,[object Object],[object Object],[object Object],[object Object],[object Object]
Relating Mass to Numbers of Atoms ,[object Object],[object Object],[object Object],[object Object]
The Mole ,[object Object],[object Object],[object Object]
Avogadro’s Number ,[object Object],[object Object]
Molar Mass ,[object Object],[object Object],[object Object],[object Object],[object Object]
Gram/Mole Conversions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Practice ,[object Object],[object Object],[object Object],[object Object]
Conversions with Avogadro’s Number ,[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object]
Practice ,[object Object]
[object Object],[object Object],[object Object],[object Object]
Practice ,[object Object],[object Object]

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The Atom

  • 1. The Atom Building Block of Matter
  • 2.
  • 3.
  • 4. Law of Conservation of Mass “ Mass is neither created nor destroyed during ordinary chemical reactions or physical changes.”
  • 5. Law of Definite Proportions “ A chemical compound contains the same elements in exactly the same proportions by mass regardless of the size of the sample or source of the compound.”
  • 6. Law of Multiple Proportions “ If two or more different compounds are composed of the same two elements, then the ratio of the masses of the second element combined with a certain mass of the first element is always a ratio of small whole numbers.”
  • 8.
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