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organic chem test 4
| Question | Answer |
|---|---|
| order of molecules on periodic table Iin order and their atomic number | H - 1 C - 6 N - 7 O - 8 F - 9 |
| two types of enenatiomers | mirror and inverting |
| no difference? | no stereogenic center |
| stereogenic center? | chiral |
| no stereogenic center? | achiral |
| if counterclockwise | S |
| if clockwise | R |
| oxidation | increase in C - Z bonds |
| reduction | decrease in C - Z bonds |
| diastereomers | non mirror images |
| meso compound | achiral molecule with sterogenic centers |
| max number of stereoisomers | is 2 squared by number of stereocenters |
| two wedges | cis |
| two dashed lines | trans |
| substitution reaction | an atom or group of atoms replaces atom or group of atoms in starting material |
| elimination | elements in starting material are lost and replaced by pie bond |
| addition reaction | elements are added to starting material |
| single step mechanism | bond breaking and bond formation occur at the same time |
| step wise conversion |