Answer Happy

14) What is the IUPAC name of this compound? CHE CH-CH2-C=C-C-CH-CH, CH-CH-CH.CH A) 3-methyl-3-propyl-4-heptyne B) 5-butyl-5-methyl-3-heptyne C) 5-ethyl-5-methyl-3-nonyne D) 5-ethyl-5-methyl-6-nonyne E) 2-ethyl-2-propyl-3-hexyne 15) The best description of the double bonds occurring naturally in fatty acids are typically what? A) cis B) trans C) triple D) omega E) beta

18) What functional group is NOT contained in rosmarinic acid, shown below OH ОН OHI wered HO OH rosmarinic acid A) aromatic B) organic acid C) ester D) ketone E) alcohol

20) Why is a benzene ring flat but a cyclohexane ring is not? A) The carbons in the benzene ring have a linear geometry, the carbons in the cyclohexane ring has a trigonal pyramidal geometry B) The carbons in the benzene ring have a tetrahedral geometry, the carbons in the cyclohexane ring have a trigonal planer geometry C) The carbons in the benzene ring have a trigonal planar geometry; the carbons in the cyclohexane ring have a trigonal pyramidal geometry D) The carbons in the benzene ring have a trigonal planar geometry; the carbons in the cyclohexane ring have a tetrahedral shape E) The carbons in the benzene ring have a trigonal pyramidal geometry, the carbons in the cyclohexane ring have a tetrahedral shape