Before making some changes, let's reoptimize. We first select the 'Main Options' panel so the coordinates will not be visible during the pre-optimization. Otherwise this may slow down the pre-optimization.
Select the 'Main Options' panel Click on the pre-optimize button
Let's try to change the CH2OH group in a COOH group.
Thus, we need to:
After this, we will revert to the ethanol molecule.
Delete an atom




