What product is formed when each compound is treated with either Ag2O, NH4OH or Na2Cr2O7, H2SO4, H2O: (a) C6H5CH2OH; (b) CH3CH(OH)CH2CH2CH2CHO?
Week 7 Chemistry Notes Waves Energy of a Wave E=h*C/ λ E=h*v o h: Plank’s constant=6.63*10^-34 J/s o C: speed of light=3*10^8 o Λ: wavelenght in nm o V: frequency Hz Speed of a Wave U= λ*v o Λ: wavelenght in nm o V: frequency Hz Energy of Electrons Changing Orbit E=Rh*(1/ni^2 -1/nf^2) o Rh: constant=2.18*10^-18 J o ni: initial orbit o nf: final orbit Types of Radiation 380nm> Λ Gamma rays X-ray Ultraviolet Very energetic 380 nm≤ Λ≤750nm visible light Violet 380nm Blue 450nm Green 500nm Yellow 570nm Orange 590nm Red 700nm Less energetic 750nm > Λ Infrared Microwave Radio Not very energetic Quantum Numbers Principal Quantum Number n n: shell in which the electron resides The higher the number, the further away from the nucleus it is Angular Momentum Number l Relates to the shape of the orbital L can have values ranging from 0 to n-1 l 0 1 2 3 4 orbital s p d f g Magnetic Quantum Number Ml Ml: orientation of the orbital in space Ml can take values ranging from –l to l Elctron Spin Quantum Number Ms Ms: describes the electron’s direction of spin Ms can take values of 1/2 or -1/2 Electronic Configuration Hund’s Rule Orbitals should be filled to produce the maximum number of unpaired electrons Paramagnetic Atoms Contain unpa