3. Show the complete structural diagrams for the following organic reactions and make sure you include any catalysts. + a) The hydration of oct-1-ene b) The reaction of Cl₂ and benzene c) The formation of ethylhexanoate from a carboxylic acid and an alcohol.

14. Acid catalyzed dehydration-condensation reactions of carboxylic acids and alcohols produce chemicals called esters. i. Using carbon skeletal notation, write the dehydration-condensation reaction that occurs between ethanol and butanoic acid. ii. What is the name of this ester?

write a series of equations to illustrate each of the following reactions.

3. Draw condensed structural formulas for the following organic compounds. a) methylpropane h) 1,3,5-tribromo-2-ethylnaphthalene b) 4-propyloctane i) 2-amino-1,4-dichloro-5-propylcyclohexane c) 1,2,3,4,5,6-hexamethylcyclohexane j) 2,3,5-trimethyl-1-3-7-nonatriene d) 2-methylnaphthalene k) 3,4-diethyl-5-cyclobutyl-2-octene e) 2-hexyne I) 2,3-diphenylbutane f) 3,5-dichloro-3-methyl-1-hexyne m) 1-chloro-3-ethyl-5-methylbenzene 9) 1-methyl-4-nitrobenzene n) 5-amino- 2,3,6-tribromononane

Write down the chemical structure of tetrachloroethylene. What type of organic chemical is this (aliphatic or aromatic or cyclic).

Consider the following organic molecules: A) Butanone B) 3-methyl-3-pentanol C) 1,3-diethylcyclo-1-pentene i. Draw all three organic molecules. ii. Which molecule would you expect to have the highest boiling point? iii. Which molecule would undergo an addition reaction with H₂O? Draw the product that is formed and state its IUPAC name.

.Write combustion reaction for hexyne.

EXPLAIN briefly why the dehydration of alcohols provides a way of manufacturing polymers such as polyethene without using fossil fuels.

Write an equation for each of the following reactions. Use molecular and structural formulas and classify the reaction as combustion, addition, substitution, hydrogenation, or hydration.   (c) Acetylene and oxygen react.    (d) 3-methyl-1-butyne reacts with excess hydrogen.

1. Can a geometric isomer be created from butane? With the use of a diagram, demonstrate how it can or cannot be formed.