Exam 2 Notecard

Exam 2 Notecard - Symbols & Meanings: Orbitals:...

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Unformatted text preview: Symbols & Meanings: Orbitals: Heat Transfer: = wavelength in nm (10-9 m) Orbital Letter Equation Values q(J) = m(g) * s.h.(J/g * K) * T (K) -1 = frequency in s s n n 1,2,3.. First Law of Thermodynamics: 8 -1 c = speed of light (2.997 * 10 m*s ) p l n-1 -1, 0, 1 E = q + w h = Planks constant (6.626 * 10-34 J*s) d ml -L..0..L -2..0..2 Work: R = Rydberg constant (1.0974 * 10-7 m) f ms 2L + 1 -3..0..3 W = -Pressure * vol Orbitals Available: (2L + 1) Heat of Reaction for Calorimeter: # of (e-) in Possible Subshell: [2(2L+1)] 0 = q(solution) + q(reaction) Max (e-) for nth Shell: 2n2 Enthalpy Change H = [ Hf(products)] - [ Hf(reactants)] Uncertainty Principle: Location(e-) + Velocity(e-) = Not Sure State Changes: Wave-Particle Duality: (e-) = wave and particle H = (q solid) (m * Hf) ( q liquid) (m * Hv) ( q gas) Pauli Exclusion Principle: No (e-) with same quantum number Frequency & Wavelength: Ionization Energy: E needed to pull (e-) in gas state c = (wavelength) * (frequency) Ion Size: Cation is always smaller Planck's Equation: Paramagnetic: Unpaired (e-) E = h (h = 6.626 * 10-34 J*s) Diamagnetic: Paired (e-) Potential Energy in the H atom: En = - (Rhc) / (n2) (Rhc = 2.179 * 10-18 J/Atom) (Rhc = 1312 J/mol) Energy for e Moving Between 2 Quantum Levels: E = Efinal Einitial = - Rhc [(1/ n2final) (1/ n2initial)] DeBroglie's Equation: = h / (mv) Wavelength to Energy: , nm , m v, s-1 E, J/photon E, J/mol (multiply by 10-9 nm) ( = c / ) (E = h ) (multiply by 6.022 * 1023) ...
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This note was uploaded on 04/29/2008 for the course CHEM 103 taught by Professor Wendt during the Fall '07 term at Wisconsin.

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