Question

Many hospitals use radioisotopes for diagnosis and treatment or in palliative care. Three radioisotopes used in medicine are given. Write the isotope symbol for each radioisotope. Replace the question marks with the proper integers. Replace the letter X with the proper element symbol.

a) Iodine-131:b) Iridium-192:c) Samarium-153:

Answer 1

I¹³¹ , Ir¹⁹² ,Sm¹⁵³

Step-by-step explanation:

Iodine 131 has Symbol I¹³¹

Iridum-192 has Symbol Ir¹⁹²

Samarium-153 has Symbol Sm¹⁵³