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 Form 4 Chemistry: Radioactivity Questions and Answers

The graph below represents a radioactive decay series for isotope H. Study it and answer the questions that follow.
(a) Name the type of radiation emitted when isotope H changes to isotope J.
(b) Write an equation for the nuclear reaction that occurs when isotope J changes to isotope K.
(c) Identify a pair of isotope of an element in the decay series.

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