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-2 votes
0 answers
40 views

Are all helicenes optically active? Aren't they having a plane of symmetry? [closed]

Are all helicenes optically active? Aren't they having a plane of symmetry or centre of symmetry? Please give a detailed explanation
Avroop's user avatar
  • 7
0 votes
0 answers
128 views

When does the angle between the planes in tetrahedral molecule with central atom deviate from 90°?

Consider an atom X bonded to four other atoms A, B, C, D in a tetrahedral fashion with sp³ hybridisation. If A, B, C, D are the same, every bond angle is 109.47°, and the angle between the planes ...
Ritil's user avatar
  • 340
0 votes
2 answers
72 views

Optical activity of (1r,3R,5S)-3,5-dimethyl-4-methylidenecyclohexan-1-ol

Could anyone explain why compound L is not optically active?
Coyazayo's user avatar