91Ó°ÊÓ

Write structural formulas for (a) \(1,2,3\) -trimethylbenzene; (b) \(p\) -diethylbenzene.

Give the IUPAC name for each of the following. a. \(\mathrm{HOCH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\) b. \(\mathrm{CH}_{3} \mathrm{CHCH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)

Write the IUPAC name for each of the following. a. \(\mathrm{HOCH}_{2} \mathrm{CHCH}_{2} \mathrm{CH}_{3}\)

Identify each of the following compounds as a primary, secondary, or tertiary amine, or as an amide. a. \(\mathrm{CH}_{3} \mathrm{NH}\) b. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{NHCH}_{2} \mathrm{CH}_{3}\)

Identify each of the following compounds as a primary, secondary, or tertiary amine, or as an amide. a.\(\mathrm{O}=\mathrm{C}-\mathrm{NH}_{2}\) b. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{NH}_{2}\)

Write the structural formula for each of the following compounds. a. isopropyl propionate b. \(t\) -butylamine c. 2,2 -dimethylhexanoic acid d. cis-3-hexene

Write the structural formula for each of the following compounds. a. 3 -ethyl-1-pentene b. \(1,1,2,2\) -tetraphenylethane c. 1-phenyl-2-butanone d. cyclopentanone

Describe chemical tests that could distinguish 2 between: a. propionaldehyde (propanal) and acetone (propanone) b. \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{C}-\mathrm{CH}=\mathrm{CH}_{2}\) and benzene

Describe chemical tests that could distinguish between: a. acetic acid and acetaldehyde (ethanal) b. toluene (methylbenzene) and 2 -methylcyclohexene

Identify each of the following compounds. a. A gas with a sweetish odor that promotes the ripening of green fruit. b. An unsaturated compound of the formula \(\mathrm{C}_{7} \mathrm{H}_{8}\) that gives a negative test with bromine in carbon tetrachloride. c. A compound with an ammonia-like odor that acts as a base; its molecular formula is \(\mathrm{CII}_{5} \mathrm{~N}\). d. An alcohol used as a starting material for the manufacture of formaldehyde.