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Structure of the Atom — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceStructure of the Atom2 Marks
Question
Write any two uses of isotopes.
✓

Answer

Uses of isotopes are as follows:
  1. Deuterium is used as a moderator in nuclear reactors to slow down the speed of fast-moving neutrons. 
  2. Deuterium and its compounds are used as a "tracer" in the study of mechanism of various chemical and metabolic reactions taking place in the body. 
  3. Tritium is used in nuclear fusion reactions. 
  4. Copper-64 is used to study genetic diseases affecting copper metabolism. 
  5. Iron-59 is used in studies of iron metabolism in the spleen.

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