What is an IUPAC name for 1,1,3-trimethyl-3-hexyn-1-ene 5,6-dimethyl-5-hepten-3-yne 1,1,3-trimethylhex-3-yn-1-ene 2,3-methylhept-2-en-4-yne 2,3-dimethyl-2-hepten-4-yne Which of the following dienes is a cumulated diene? CH3CH=CHCH2CH=CH2 CH2=CHCH2CH2CH=CH2 CH2=CHCH=CHCH2CH3 CH3CH=CHCH=CHCH3 CH3CH=C=CHCH2CH3 Which of the following dienes would you expect to be the most stable? CH3CH=CHCH=CHCH2CH3 CH3CH2CH=C=CHCH2CH3 CH2=CHCH2CH2CH2CH=CH2 CH2=CHCH=CHCH2CH2CH3 CH3CH2CH=CHCH2CH=CHCH3