The invention relates to an armchair and table for conference halls and the like, comprising a backrest (3) that can be lowered over the seat (2) in combination with the movement of a table board (6) that can swivel between a vertical position and a horizontal position, the board (6) being on a column (5) with a variable height which is fastened on the structure of the armchair by means of a ball joint anchor (16), insofar as the board (6) can move forwards in the position for use, determining an antipanic arrangement.