What are skeletal formulas or skeletal structures (of organic compounds) ?

1 Answer
May 9, 2018

Answer:

These are formulaic representations that DO NOT illustrate hydrogen....

Explanation:

We know say that #"n-butane"# is #C_4H_12#..we could write it long hand...#H_3C-CH_2CH_2CH_3#...alternatively, we could write it as...

...alternatively, we could write it as...

http://jsmbchemistry.blogspot.co.uk/

The second representation is the skeletal formula....the zig-zag represents a methylene unit, i.e. #CH_2CH_2#...and of course with more complicated structures we could insert heteroatoms, and carbocycles, and heterocycles appropriately.