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Substances in Common Use — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceSubstances in Common Use1 Mark
Question
Strontium – 89, Strontium – 90, Radium – 223, Iodine -123.
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Answer

Iodine -123, it is used to cure hyperthyroidism while others are used to cure bone cancer.

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