Amongst the following statements, that which was not proposed Dalton was :

Options

A. matter consists of indivisible atoms.
B. when gases combine or reproduced in a chemical reaction they do so in a simple ratio by volume provided all gases are at the same T & P.
C. all the atoms of a given element have identical mass. Atoms of different elements differ in mass.
D. Chemical reactions involve recorganization of atoms. These are neither created nor destroyed in a chemical reaction.

Answer

B