Newman projection - ✔✔-gauche: substituent groups adjacent to eachother
-grab middle and turn to put in plane
Enantiomers - ✔✔-not superimposable mirror images
-same besides stereochemistry
Diastereomers - ✔✔-mirror images but one stereocenter stays and another
is changed
Meso - ✔✔-at least two stereo centers
Alkene + HBr - ✔✔-adds Markonikov
Fischer projection - ✔✔-vertical plane: away
, -horizontal plant: towards
-assign priorities
-turn 90 then put on side
Electrophilic addition to alkene - ✔✔-forms carbocation
-E+ adds
1.Hg(OAc)2, H2o
2.NaBH4
alkene - ✔✔-forms mercurnium ion
-no rearrangement
-Mark addition of OH
1. B2H2
2.H2O2, NaOH
alkene - ✔✔-anti-Mark addition of OH
-syn addition of the H added
Br2 to alkene - ✔✔-anti addition
-adds to both sides
-could be allylic shift; 1,2 and 1,4 mixture
1.H2o,H2SO4
2. HgSO4
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