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QWhat is the definition of "atom" in chemistry?

ID: #11057 Definitions 107 views
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  • A The smallest unit of matter that retains the chemical properties of an element ✔ ✖
  • B The basic building block of cells ✔ ✖
  • C A unit of electric charge ✔ ✖
  • D The amount of substance present in a sample ✔ ✖
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An atom is the fundamental particle of an element that cannot be further divided without losing its chemical properties. It consists of a nucleus containing protons and neutrons, with electrons orbiting around the nucleus.

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