chapter #16 Flashcards

1
Q

structural isomers

A

same molecular formula
different structure
different name

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2
Q

stereoisomers

A

geometric isomers

cis/trans

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3
Q

optical isomers

A

enantiomers

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4
Q

enantiomers

A

not superimpossible

mirror images

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5
Q

diasteromers

A

different physical properties

different chemical properties

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6
Q

enantiomers have

A

polarized light
same physical properties
MP BP density

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7
Q

maximum # of stereoisomers

A

2^n

n= # chiral carbons

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8
Q

equal amounts of enantiomers

A

racemic mixture

0 degrees

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9
Q

stereoisomers have

A

the same name

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10
Q

optical isomers

A

chiral carbon

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11
Q

enantiomer

A

mirror image

NOT superimposable

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12
Q

1 chiral carbon…

A

same molecule
or
enantiomer

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13
Q

2 and chiral
1 identical
1 opposite

A

diasteromer

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14
Q

meso compound

A

turn 180 degrees, same molecule
2 chiral carbons
AND plane of symmetry

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15
Q

enantiomer cannot

A

not meso

because of plane of symmetry

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16
Q

are meso compounds optically active

A

no

17
Q

compounds with no optical activity

A
  1. no chiral carbon
  2. meso compounds
  3. racemic mixture (equal mole of enantiomers)