221sp09_Q1cd_key

221sp09_Q1cd_key - Last name _first name_ 7 Last name...

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Last name ________________________first name_____________ Last name ________________________first name_____________ 4 3 2 1 5 6 7 4 3 2 1 5 6 7 8 a) Write the IUPAC name. _______________________________ b) Give the molecular formula in the format C x H y _____ c) Give the number of each type of carbon. ____methine ____methylene ____methyl a) Write the IUPAC name. _______________________________ b) Give the molecular formula in the format C x H y _____ c) Give the number of each type of carbon. ____methine ____methyl ____methylene H HC H 2 C(CH 3 ) 3 H CH 2 CH 3 H a) Draw the skeletal structure b) What is the conformational relationship between the indicated methylene groups? (eclipsed, anti, gauche) ____________ CH 2 CH 3 HH CH 2 CH(CH 3 ) 2 CH 2 CH 3 H a) Draw the skeletal structure b) What is the conformational relationship between the indicated methylene groups? (eclipsed, anti, gauche) ________________ Given that each non-hydrogen atom has access to an octet of valence electrons and all hydrogens are shown explicitly, a) give the formal charge of the S. _____ b) give the total number of lone pairs of electrons in the entire structure. _____ S C C H H H Given that each non-hydrogen atom has access
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