17A: Chirality Flashcards
Use PPQs for spec points: 5
1
Q
Describe optical isomers and how they are formed.
A
Object and non-superimposable mirror images,
Formed from molecules with chiral centre(s).
2
Q
State what is meant by a chiral centre.
A
A carbon bonded to 4 different groups.
3
Q
Describe optical activity.
A
The ability of a single optical isomer to rotate the plane of polarisation of plane-polarised monochromatic light.
4
Q
Describe the nature of a racemic mix.
A
A mixture containing equal amounts of each enantiomer.
Has no optical activity.
