Lecture 4_9308 - RoadMap 2.(later 2.(1 2.3Ions(3 2.(4...

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Chapter 2 Atoms and Molecules Road Map 2.1  Insight into Polymers (later) 2.2  Atomic Structure and Mass (1) 2.3 Ions (3) 2.4  Compounds and Chemical Bonds (4) 2.5  Periodic Table (2) 2.6  Inorganic and Organic Chemistry 2.7  Chemical Nomenclature 2.8  Insight into Polyethylene
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Isotopes Isotope:   2 or more forms of the same element  (same number of protons) whose atoms differ in  number of neutrons and hence mass Isotopes defined by mass number # of protons and # of neutrons Carbon-13 13 6 C 6 protons 6 electrons 7 neutrons
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Isotopes of Hydrogen
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Isotopes Continued Copper-63 63 29 Cu 29 p 29 e 34 n Copper-65 65 29 Cu 29 p 29 e 36 n Atomic Mass:   total mass of an atom sum of all atom’s components:   electrons,  protons and neutrons Average atomic mass of its various isotopes
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Mass Definitions Atomic Mass Unit (amu):   one-twelfth the mass of an atom  of 
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This note was uploaded on 08/29/2010 for the course CHM 2045 taught by Professor Brant during the Fall '08 term at University of South Florida.

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Lecture 4_9308 - RoadMap 2.(later 2.(1 2.3Ions(3 2.(4...

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