Multiple choice

Which of the following does not admit any division?

  1. Atom

  2. Molecules

  3. Compounds

  4. All of these
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A Correct answer
Explanation

According to Dalton's atomic theory, the atom is the smallest indivisible unit of matter that cannot be divided further by chemical means. While modern physics has identified subatomic particles like protons and electrons, in the context of basic chemical units, the atom is considered the fundamental building block. Molecules and compounds are composed of multiple atoms and can be divided.

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