There are countries not in the Schengen area that can be visited as long as you have a Schengen visa.
Does Ukraine allow that?
There are countries not in the Schengen area that can be visited as long as you have a Schengen visa.
Does Ukraine allow that?
Ukraine does NOT appear to be one of those countries. There is a good answer to a similar question you can find here:
Which are the non Schengen countries that allow entry for Schengen visa holders?