Which One of the Following Statements About Fission and Fusion

question 66

Multiple Choice

Which one of the following statements about fission and fusion is false

• A) Fission occurs among the heaviest isotopes, whereas fusion occurs more readily for light isotopes.
• B) For a fission reaction the mass defect (Dm) is negative, whereas for fusion Dm is positive.
• C) In order for fusion reactions to occur, temperatures must be in the millions of degrees.
• D) The fission of Pu-239 atoms produces a great number of isotopes of a large number of elements.
• E) Neutron-induced fission processes can occur at room temperature, rather than at millions of degrees.

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