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

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

  1. all the atoms of a given element have identical properties including identical mass. Atoms of different elements differ in mass.

  2. chemical reactions involve reorganisation of atoms. These are neither created nor destroyed in a chemical reaction.

  3. 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 $\mathrm{T} \& \mathrm{P}$.

  4. matter consists of indivisible atoms.


Correct Option: , 3

Solution:

Option(3) is according to Gaylussac’s law of volume combination.

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