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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 T & P. (4) matter consists of indivisible atoms. |
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Answer» Answer is (3) At constant temperature and pressure V ∝ n ⇒ Avagadro's law not Dalton's law. Answer is (3) (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 T & P. Option(3) is according to Gaylussac's law of volume combination. |
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