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OAT Chem flashcards
N/A
7
Chemistry
Undergraduate 4
07/23/2012

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Term
Empirical formula
Definition
The smallest positive whole number ratio; ex. n-hexane CH3-CH2-CH2-CH2-CH2-CH3 converted to C6H14 but it's empirical formula is C3H7
Term
Molecular formula
Definition
A chemical formula that shows the total number and kinds of atoms in a molecule, but not their structural arrangement
Term
What products are obtained when CH4(g) burns completely in an excess of oxygen?
Definition
co2 and h20
Term
NMR 4.6-6ppm
Definition
isolated double bond
Term
NMR 2-3ppm
Definition
nonterminal triple bond
Term
NMR 6-8.5ppm
Definition
aromatic ring
Term
NMR doesn't recognize these charges
Definition
localized positive and localized negative charges
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