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Particles in an atom

Quiz by Mairi Mackenzie

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33 questions
Show answers
  • Q1
    Which particle has a negative charge?
    Proton
    Nucleus
    Neutron
    Electron
    30s
  • Q2
    What is the charge of a neutron?
    Neutral
    Positive
    Varies depending on the atom
    Negative
    30s
  • Q3
    Which particles are found in the nucleus of an atom?
    Protons and electrons
    Only electrons
    Protons and neutrons
    Electrons and positrons
    30s
  • Q4
    What determines the atomic number of an element?
    The mass of the nucleus
    The number of protons
    The number of electrons
    The number of neutrons
    30s
  • Q5
    Which particle is responsible for the chemical behavior of an atom?
    Electron
    Proton
    Neutron
    Nucleus
    30s
  • Q6
    What is the overall charge of an atom?
    Variable
    Neutral
    Positive
    Negative
    30s
  • Q7
    What particle is found outside the nucleus and has a negative charge?
    Quark
    Proton
    Electron
    Neutron
    30s
  • Q8
    What do the mass number and atomic number of an element represent?
    The mass number is the total number of protons and neutrons, and the atomic number is the number of protons.
    The mass number is the number of protons, and the atomic number is the total number of electrons.
    The mass number is the number of electrons, and the atomic number is the number of protons plus neutrons.
    The mass number is the total number of neutrons, and the atomic number is the number of protons and electrons.
    30s
  • Q9
    How is the mass number of an atom calculated?
    By adding the number of protons and neutrons.
    By counting only the number of neutrons.
    By counting only the number of protons.
    By adding the number of protons and electrons.
    30s
  • Q10
    If an element has an atomic number of 12, how many electrons does a neutral atom of this element have?
    6 electrons
    24 electrons
    12 electrons
    12 protons
    30s
  • Q11
    What is the maximum number of electrons that can occupy the second shell of an atom?
    18
    8
    32
    2
    30s
  • Q12
    Which element has the electron arrangement of 2, 8, 8?
    Sodium
    Oxygen
    Argon
    Chlorine
    30s
  • Q13
    What is the electron arrangement of chlorine?
    2, 8, 7
    2, 8, 6
    2, 7, 7
    2, 8, 8
    30s
  • Q14
    How many electrons are found in the outer shell of an oxygen atom?
    4
    8
    6
    2
    30s
  • Q15
    What is the electron arrangement for a sodium atom?
    2, 8, 2
    2, 7, 1
    2, 6, 2
    2, 8, 1
    30s

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