Descriptive Inorganic Chemistry Chem 241

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Descriptive Inorganic Chemistry Chem 241

• 9-10 M, W, F

Bill Vining 232 Physical Sciences
Building 436-2698 viningwj_at_oneonta.edu
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Inorganic Chemistry

• One of the three descriptive chemistries
• Organic Chemistry
• Biochemistry
• Inorganic Chemistry
• Theoretical and Practical Chemistries
• Physical Chemistry
• Analytical Chemistry

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Inorganic Chemistry Chemistry for the rest of
the elements.
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Inorganic Chemistry

• Transition metal chemistry
• Metal-ligand complexes
• Main group and metal-based materials science

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What well cover

• Nuclear chemistry
• Redox chemistry
• Descriptive main group chemistry
• Theoretical and descriptive transition metal
  chemistry

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What well cover

• Breadth of topics and you.

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First Assignment Find the best periodic table
website. Bring URL and list of why you think it
is the best (and any drawbacks). Hand in paper
at start of class Friday.
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Official Stuff
Course Website http//employees.oneonta.edu/vinin
gwj/chem241/ Text Descriptive Inorganic
Chemistry, 5th Ed., Rayner-Canham and
Overton Grading Three exams 300
points Homework/In-Class Quizes 100
points Project 100 points Homework some
OWL Starting Next Week hand in
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First Topic
Where do all these elements come from? How are
they made? Are they made?
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What aspects of this should we explain?
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What will our explanations depend on?
Thermodynamics relative stability
Kinetics rate and mechanism
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General Decrease in Abundance with Atomic Number
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Even gt Odd
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Peak at Fe
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Peak at Pb
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Trough at Be
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Missing Tc and Pm and Above N 83
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Nuclear equations
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Nucleosynthesis of the Elements
Why does this happen only in stars?
Hydrogen Burning 1H 1H ? 2H e
ve 2H 1H ? 3He ? 3He 3He ? 4He
21H
41H ? 4He 2e 2ve
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Helium Burning 4He 4He ? 8Be 8Be 4He ? 12C ?
12C ? 3 4He ? 12C ?
Is this easier or harder than hydrogen burning?
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Carbon Burning, etc. 12C 4He ? 16O ? 16O
4He ? 20Ne ? 20Ne 4He ? 24Mg ? 12C 12C ?
24Mg ? 12C 12C ? 23Na 1H 12C 12C ? 20Ne
4He
Go back to initial Questions. Can we answer any?
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The ?-Process 20Ne ? ? 16O 4He 20Ne 4He ?
24Mg ? 2 20Ne ? 16O 24Mg ? 40Ca 4He ?
44Ti ? 44Ti e- ? 44Sc v 44Sc ?
44Ca ? v 44Ca 4He ? 48Ti ?
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Neutron Capture-Beta Decay
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