I need help with these homework questions
Which of the following statements about propene, CH_3CH=CH_2, is correct? A) All nine atoms lie in the same plane. B) The compound has a cis and trans isomer. C) There is a total of eight sigma bonds. D) All the carbon atoms are sp^2 hybridized. E) It generally acts as a Lewis acid. Name the structure A) 2-methylene-4-pentene B) 2-methyl-1,4-pentadiene C) 4-methyl-1,4-pentadiene D) 4-methylene-2-pentene E) 2-methyl-2,4-pentadiene Name the structure. A) cis-2.3-diethylpent-2-en-4-yn-1-ol B) cis-3-ethyl-4-hydroxymethyl-hex-3-en-1-yne C) trans-2,3-diethylpent-2-en-4-yn-1-ol D) cis-3,4-diethylpent-3-en-1-yn-5-ol E) trans-3,4-diethylpent-3-en-1-yn-5-ol