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Solution


Q.

Choose the incorrect statement about Dalton's Atomic Theory.               [2024]
1 All the atoms of a given element have identical properties including identical mass.  
2 Chemical reactions involve reorganization of atoms.  
3 Compounds are formed when atoms of different elements combine in any ratio.  
4 Matter consists of indivisible atoms.  

Ans.

(3)         

Compounds are formed when atoms of different elements combine in simple ratio.