For some reason when I use Jmol it fails to show implicit hydrogens even when I have the box labelled, "Show Hydrogens" ticked. How do I overcome this problem? I am running 32 bit 12.10 on a Dell Vostro 3500 laptop with 3.7 GB RAM and 4 2.53 GHz processors. It has never worked for me. When I go into the unity panel menu and click "About This Computer" the pop-up box tells me I have unknown graphics. When I go to the page http://chemapps.stolaf.edu/jmol/jmol.php which has jmol embedded into the page I see the implicit hydrogens.
Go into the "File" menu at the top of the screen and go down and select "console". In the console type,