Short Answer 9 Questions Answer the questions in this section as completely and concisely as possible Make sure you answer the question that is being asked Extraneous information unrelated to the question even if correct will not earn points Spelling counts for technical terms You may use either pen or pencil 1 The diagram below shows the chemical structure of an ethanol molecule HH I H O H H 2 1 3 4 Li Be 1 0 1 5 11 12 Na Mg 0 9 1 2 II HH a 1 point Circle each of the polar covalent bonds present in this molecule There is a chart of electronegativities below 55 56 Cs Ba 0 7 0 9 b 1 point Draw a star at each possible location s where a water molecule could interact with ethanol c 1 point Name the type of bond that a water molecule could form at the location s you starred in part b Electronegativities 5 6 7 9 B CIN F 2 0 2 5 3 0 3 5 4 0 80 2 He 10 Ne 13 14 15 16 17 18 Al Si P S Cl Ar 1 5 1 8 2 1 2 5 3 0 30 31 32 33 34 35 36 19 20 21 22 23 24 25 26 27 28 29 Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr 1 6 1 5 1 8 1 8 1 8 1 9 1 6 1 6 1 8 2 0 2 4 2 8 K Ca Sc Ti V 0 8 1 0 1 3 1 5 1 6 37 38 39 40 50 51 52 53 54 Rh Pd Ag Cd In Sn Sb Te 0 8 1 0 1 2 1 4 1 6 1 8 1 9 2 2 2 2 2 2 1 9 1 7 1 7 1 8 1 9 2 1 2 5 IXe 41 42 43 44 45 46 47 48 49 Nb Mo Tc Ru Rb Sr Y Zr