Atom and Atomic Nucleus MCQs Quiz Worksheet PDF Download

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MCQs on Atom and Atomic Nucleus Quiz PDF Download

MCQ: Isotopes have same number of protons but different number of

  1. electrons
  2. neutrons
  3. shells
  4. positrons


MCQ: Number of protons inside nucleus represents

  1. atomic mass
  2. atomic number
  3. atomic count
  4. radioactivity level


MCQ: Mass of neutron and proton is

  1. equal
  2. unequal
  3. zero
  4. undetermined


MCQ: Nucleons are collection of

  1. electrons and protons
  2. electrons and neutrons
  3. protons and neutrons
  4. protons and positrons


MCQ: Times a proton is heavier than an electron is

  1. 1827
  2. 1876
  3. 1836
  4. 1789