How many chiral carbon atoms are there in the open-chain form of glucose?

1 Answer
Aug 11, 2015

There are four chiral carbon atoms in the open-chain form of glucose.

Explanation:

The structure of glucose with its numbering is

ketopentose.files.wordpress.com

There are no internal mirror planes, so every carbon atom is different.

The four chiral centres (with their attached groups) are:

  1. "C2 (OH,C1, C3, H)"
  2. "C3 (OH, C2, C4, H)"
  3. "C4 (OH, C3, C5, H)"
  4. "C5 (OH, C4, C6, H)"