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According to Avogadro's Hypothesis, the smallest particle of an element or a compound, that can exist independently, is called ____

  • A.A molecule
  • B.A cation
  • C.An anion
  • D.An atom

Answer: A

Under Avogadro's hypothesis, the smallest particle of an element or compound that can exist independently is the molecule.

An atom of most elements cannot exist alone - oxygen occurs as O2, nitrogen as N2. Cations and anions are charged particles and are always found paired with an opposite charge.

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