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4.04 Quiz: Nuclear Reactions

Quiz by Laurie Clements

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19 questions
Show answers
  • Q1
    An element has an atomic number of 92 and a mass number of 234. How many neutrons does the element have?
    92
    142
    192
    30s
  • Q2
    If two atoms are isotopes of the same element, what will they have the same number of? What will they have a different number of?
    same number of protons; different number of neutrons
    same number of neutrons; different number of protons
    same number of neutrons; different number of electrons
    30s
  • Q3
    The mass number of an element is the
    number of protons plus electrons
    number of protons plus electrons
    The mass number of an element is the
    30s
  • Q4
    The atomic number of an element is the number of
    protons plus neutrons
    electrons only
    protons only
    30s
  • Q5
    When two nuclei of light elements are forced together at extremely high temperature, which of the following has occurred?
    nuclear fusion
    radioactive decay
    nuclear fission
    30s
  • Q6
    Nuclear fission is best described as
    joining of two nuclei
    splitting of a nuclei
    emission of beta particles
    30s
  • Q7
    Which type of nuclear reaction is used in commercial power generation?
    fusion
    fission
    alpha decay
    30s
  • Q8
    What type of fuel is burned in a nuclear power plant?
    minerals like uranium
    nothing is burned; the plant runs on a chain reaction instead of burning
    fossil fuels such as coal
    30s
  • Q9
    What is the main part of the nuclear power plant? What type of nuclear reactions take place there?
    turbine; fission
    reactor; fission
    reactor; fusion
    30s
  • Q10
    The energy released by nuclear fission can be used to
    heat water and turn a turbine to produce chemical energy
    heat water and turn a turbine to produce mechanical energy
    merge atomic nuclei and turn a turbine to produce potential energy
    30s
  • Q11
    Isotopes of uranium are the most common fuel used in nuclear power plants.
    False
    True
    30s
  • Q12
    Nuclear fusion is easily used to produce commercial nuclear power.
    True
    False
    30s
  • Q13
    Nuclear fusion is easily used to produce commercial nuclear power.
    two protons and two neutrons
    two protons and two electrons
    two electrons only
    30s
  • Q14
    Radioactive decay takes place when an atomic nucleus spontaneously emits
    Radioactive decay emits particles and/or high-energy radiation.
    both of the above
    alpha particles, beta particles, or neutrons
    30s
  • Q15
    Suppose an isotope has a half-life of 10 years. If you start with 50 grams of the isotope, how much of it will you have in 10 years?
    12.5 grams
    50 grams
    25 grams
    30s

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