Questions and Answers of Organic Chemistry 12th

List all the chemical species likely to be present at the end of the reaction but before adding aqueous NaHCO3. Note that the H2SO4 was not consumed (since it is a catalyst), and is thus still
Write chemical equations for all the acid-base reactions you would predict to occur (based on the pKa values you used) when the species you listed above encounter the aqueous sodium bicarbonate
Write structural formulas for each of the following:(a) Three ethers with the formula C4H10O.(b) Three primary alcohols with the formula C4H8O.(c) A secondary alcohol with the formula C3H6O.(d) A
Explain your order of predicted boiling points on the basis of intermolecular forces and polarity.
Pick five formulas you have drawn that represent a diversity of structures, and predict their order with respect to trend in increasing boiling points.
Identify which types of intermolecular forces would be possible in pure samples of all 15 compounds
Propose structures for two constitutional isomers of cyclopentene that do not contain a ring. Cyclopentene
Predict approximate frequencies for IR absorptions that could be used to distinguish the four compounds representing these functional groups.
If any of the 15 structures you drew have atoms where the formal charge is other than zero, indicate the formal charge on the appropriate atom(s) and the overall charge for the molecule.
Provide at least one example each of a structure written using the dash format, the condensed format, the bond-line format, and the full three-dimensional format. Use your choice of format for the
Write structures for at least 15 different compounds that all have the molecular formula C4H8O2 and contain functional groups presented in this chapter.
Draw a three-dimensional orbital representation for each of the following molecules, indicate whether each bond in it is a σ or π bond, and provide the hybridization for each non-hydrogen atom.(a)
Predict the bond angles of(a) F2C = CF2(b) CH3C ≡ CCH3 (c) HC ≡ N
Write a Lewis structure for each of the following negative ions, and assign the formal negative charge to the correct atom:(a) H3CO− (b) NH2− (c) CN− (d) HCO2− (e)

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