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Questions and Answers
According to Dalton's atomic theory, which of the following is NOT true?
According to Dalton's atomic theory, which of the following is NOT true?
- All atoms of an element are identical.
- Atoms are the building blocks of matter.
- Elements are composed of atoms.
- In chemical reactions atoms are not changed into different types of atoms. (correct)
Who proposed the atomic theory with the postulate that compounds are formed when atoms of elements combine?
Who proposed the atomic theory with the postulate that compounds are formed when atoms of elements combine?
- Democritus
- Neither Democritus nor John Dalton
- Both Democritus and John Dalton
- John Dalton (correct)
According to Democritus, what can matter be divided into?
According to Democritus, what can matter be divided into?
- Atoms
- Elements
- Indivisible atomos (correct)
- Compounds
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