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Q: Which of the following can be defined as the smallest particle of an element that is capable of an independent existence?
  • A. Electron
  • B. Proton
  • C. Neutron
  • D. Molecule
Correct Answer: Option D - A molecule is the smallest particle of matter that is found in free state in nature, but does not participate in chemical reaction. Molecules are made from the combination of two or more atoms
D. A molecule is the smallest particle of matter that is found in free state in nature, but does not participate in chemical reaction. Molecules are made from the combination of two or more atoms

Explanations:

A molecule is the smallest particle of matter that is found in free state in nature, but does not participate in chemical reaction. Molecules are made from the combination of two or more atoms