OAT Chem flashcards

Empirical formula
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
Molecular formula
A chemical formula that shows the total number and kinds of atoms in a molecule, but not their structural arrangement
What products are obtained when CH4(g) burns completely in an excess of oxygen?
co2 and h20
NMR 4.6-6ppm
isolated double bond
NMR 2-3ppm
nonterminal triple bond
NMR 6-8.5ppm
aromatic ring
NMR doesn’t recognize these charges
localized positive and localized negative charges

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