Question

डाल्टन एटॉमिक थ्योरी ​

Answer 1

Explanation:

1. Matter consist of tiny, indivisible particles called atoms.

2. All the atoms of a given elements have identical properties including mass. Atoms of different elements differ in mass .

3. Compounds are formed when atoms of different elements combine in a fixed ratio.

4. Chemical reaction involve only the reorganisation of atoms. Atoms are neither created nor destroyed in a chemical reaction.

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