Topic 1: Molecular Representation, Structure and Bonding Flashcards
Name alkyl groups with 1-10 Cs + hydrocarbon prefix
Methyl (meth)
Ethyl (eth)
Propyl (prop)
Butyl (but)
Pentyl (pent)
Hexyl (hex)
Heptyl (hept)
Octyl (oct)
Nonyl (non)
Decyl (dec)
Stereochemistry
Spatial arrangement of atoms
VSEPR theory
Electron-electron repulsion determines shape of molecules due to repulsion and attraction to opposite charges
Racemate
A 50:50 mixture of the enantiomers of a chiral molecule
Kekulé structure of Benzene + why is it prefered?
3 single bonds, 3 double bonds
Mechanistic purposes
Aromatic rings often drawn as resonance forms
Draw diisopropylethylamine
Draw isopropanol
Structure of THF
Draw iso-butyl (i-Bu), sec-butyl (s-Bu), tert-butyl (t-Bu)
Amides, Esters, Acid chlorides, Anhydrides are…
Draw the general structure of each
…carboxylic acid derivatives
Ether general structure
Amine general structure
Thiol general structure
Alkyl halide general structure
Alkoxy general structure
RO
Ortho
1,2-disubstituted
Meta
1,3-disubstituted
Para
1,4-disubstituted
Acetone structure
Propan-2-one
Acetic acid structure
Ethanoic acid
Toluene structure
Methylbenzene
Phenol structure
Hydroxybenzene
Total number of nodes =
n-1
Where n = principle quantum number
Number of nodal planes =
I = orbital angular momentum
Ranges from 0 to n-1 where n = principle quantum number
In valence shell of C, n=2 and I has values of 0 and 1, 0=s, 1=p