The GAS displaced in VICTOR Meyer.s method is AIR The simplest formula that SHOWS the ratio of the atoms of various ELEMENTS present in the molecule is called the molecular formula Estimation of oxygen in an organic compound is also made by Aluise.s method An organic monoacidic base B on reaction with `H_2PtCl_6` forms an insoluble compound `B_2H_2PtCl_6`