Which of the following is the correct statement for an electron?

  • A
    $Electron$ is a particle having a negative charge of one unit and zero atomic mass.
  • B
    $Electron$ is a particle having a positive charge of one unit and zero atomic mass.
  • C
    $Electron$ is a particle having a negative charge of one unit and a mass of about $9.1 \times 10^{-28} \ g$.
  • D
    $Electron$ is a particle having a negative charge and a mass of about $1.7 \times 10^{-24} \ g$.

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