Dewalt DW056 18 Volt Cordless Impact Driver - 1/4" Drive Hex Shank (Battery Charger and Case Not Included) - Tool Only "battery hoovers" Questions

Dewalt battery charger I currently have a 24V cordless Dewalt drill. I plan to buy a dewalt cordless hoover now along with a 18V battery. Will I be able to charge my 18V battery on the charger that I ...