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Questions related to the chemistry of Cholesterol.

Please view the attachment...of diagram of cholesterol

I. Which of the following groups of atoms lie in a common plane? (enter the letter label(s), unspaced--there may be more than one correct):
A. 5,6,7,10 B. 1,2,3,4,5,10 C. 7,8,9,10,11 D. 24,25,26,27

II. What is the hybridization of atom number 27? (enter the letter label from the list):
A. sp B. sp2 C. sp3 D. dsp3

III. How many pi-bonds are there in the structure?
IV. How many methyl (CH3) groups are there in the structure?
V. How many lone pairs are there in the structure?


Solution Preview

Please see the attached document.

1)From the given set, atoms in the group A and B lie on the same plane. Normally atoms of the ring lie on the same plane. The atoms in the side ...

Solution Summary

The hybridization of atom number 27 is determined. The groups of atoms which lie in a common plane are given. The solution explains each step and provides all mathematical steps.