Uses of Radioactive Isotopes
Category : JEE Main & Advanced
(1) In medicine
(i) For testing blood-chromium \[-51\]
(ii) For testing blood circulation - \[Na-24\]
(iii) For detecting brain tumor- Radio mercury \[-203\]
(iv) For detecting fault in thyroid gland - Radio iodine \[-131\]
(v) For cancer - cobalt \[-60\] (vi) For blood - Gold \[-189\]
(vii) For skin diseases - Phospohorous \[-31\]
(2) In Archaeology
(i) For determining age of archaeological sample (carbon dating) \[{{C}^{14}}\]
(ii) For determining age of meteorites \[-{{K}^{40}}\]
(iii) For determining age of earth-Lead isotopes
(3) In agriculture
(i) For protecting potato crop from earthworm- \[C{{O}^{60}}\] (ii) For artificial rains \[-Agl\] (iii) As fertilizers \[-{{P}^{32}}\]
(4) As tracers - (Tracer) : Very small quantity of radioisotopes present in a mixture is known as tracer
(i) Tracer technique is used for studying biochemical reaction in tracer and animals.
(5) In industries
(i) For detecting leakage in oil or water pipe lines
(ii) For determining the age of planets.
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