2. Sample Papers
  3. Railways

Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-17

  • question_answer
    Atomic number of an element does not help in the determination of the

    A)  number of neutrons present in the nucleus

    B)  number of protons present in the nucleus

    C)  number of electrons around the nucleus

    D)  valency of the element

    Correct Answer: A

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