Ipad 2 / Facebook

I have been give my son's old Ipad as he now has anew shiny company one, on FB on a normal pc there is a video option to talk to people, can't seem to find it onthe ipad, is there an option for this, or does FB video talk not work with tablets ?

Thnx

wouldlike to video talk with an old friend, but not where everyone can hear me in the house !