JEE Main Chemistry question

Chemistry Structure of Atom JEE Main

Which is not a basic postulate of Dalton's atomic theory?

(A)Atoms are neither created nor destroyed in a chemical reaction
(B)In a given compound, the relative number and kinds of atoms are constant
(C)Atoms of all elements are alike, including their massesCorrect
(D)Each element is composed of extremely small particles called atoms

Answer: (C)

Solution

Dalton's theory states that atoms of the SAME element are alike, while atoms of DIFFERENT

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Question ID VK-132645