| Periodic Table | 
  | 
Shows Periodic Table and query/atom property drawing window. | 
| Insert Hydrogen | 
  | 
Places Hydrogen atom on the canvas. | 
| Insert Carbon | 
  | 
Places Carbon atom on the canvas. | 
| Insert Nitrogen | 
  | 
Places Nitrogen atom on the canvas. | 
| Insert Oxygen | 
  | 
Places Oxygen atom on the canvas. | 
| Insert Sulfur | 
  | 
Places Sulfur atom on the canvas. | 
| Insert Fluorine | 
  | 
Places Fluorine atom on the canvas. | 
| Insert Phosphorus | 
  | 
Places Phosphorus atom on the canvas. | 
| Insert Chlorine | 
  | 
Places Chlorine atom on the canvas. | 
| Insert Bromine | 
  | 
Places Bromine atom on the canvas. | 
| Insert Iodine | 
  | 
Places Iodine atom on the canvas. |