Shared Flashcard Set

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DAT
dat
21
Chemistry
Undergraduate 3
03/14/2013

Additional Chemistry Flashcards

 


 

Cards

Term
Isotopes have the same ______
Definition
Atomic Number (Number of Protons)
Term
Planck's Theory
Definition
E = hc/(wavelength)
Term
Diamagnetic
Definition
Even number of valence electrons. Evenly spread out electrons. Look for elements in an even column
Term
Zeff
Definition
The net positive charge a valence electron would feel from the nucleus. More Zeff --> more pull. Zeff greatest at top right corner in periodic table
Term
Ionization Energy
Definition
Energy required to remove an electron. As Zeff increases, this increases. The closer the electron, the harder to pull off.
Term
Electron Affinity
Definition
The ease with which an atom recieves an electron. Directly related to Zeff
Term
Ionic Bonding
Definition
Large differences in electronegativity
Term
Diatomic Molecules
Definition
HOFBrINCl
Term
Covalent
Definition
Electrons are shared. Pure covalent vs. Polar Covalent
Term
Coordinate Covalent
Definition
Only one electron pair is shared and it comes only from one of the two atoms
Term
Strong Conductance
Definition
ability of electrons to flow
Term
Incomplete Octets
Definition
H, He, Li, B, Be
Term
Polar
Definition
Bond dipole and molecule dipole
Term
Boyle's Law
Definition
Pressure and Volume are inversly proportional (think zit)
Term
Charles's Law
Definition
As Volume increases, Temp increases (think TV)
Term
Graham's Law
Definition
Big gasses move slower than small gasses
Term
0 Order
Definition
Concentration won't effect rate. Rate = k
Term
1st Order
Definition
Directly proportional to concentration of one reactant
Term
2nd Order
Definition
Directly proportional to two reactants or one reactant squared
Term
Le Chatleir's Principle
Definition
If you apply stress to a system the system will shift itself to adapt to that stress. Stressors = concentration, temp, pressure
Term
Specific Heat
Definition
The amount of heat required to raise 1 g of the substance by 1 C
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