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Thallium UPSC NOTE

 Why in News

In Mahagaon village in Gadchiroli district of Maharashtra, two women allegedly killed five family members by lacing their food with poison.

Maitri Porechareports on the string of murders, which have left the police shocked and the village fearful.


  • Thallium is a chemical element.

  • Symbol Tl and atomic number 81

  • It is a soft, gray, post-transition metal that is not found free in nature. 

  • When isolated, thallium resembles tin, but discolors when exposed to air.

  • Thallium is a highly toxic element that can be fatal if ingested or inhaled. 

  • It is colorless, odorless, and tasteless, which makes it difficult to detect. 

  • Thallium poisoning can cause a variety of symptoms, including nausea, vomiting, diarrhea, hair loss, and neurological problems.

Thallium has a number of uses, including:

  • Thallium is used in the manufacture of photoelectric cells, infrared detectors, and other electronic devices.

  • Thallium is used to make high-index optical glass, which is used in lenses and other optical components.

  • Thallium is used in some medical procedures, such as thallium stress tests and myocardial perfusion imaging.

  • Thallium is also a known pesticide. 



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Learnerz IAS | Concept oriented UPSC Classes in Malayalam: Thallium UPSC NOTE
Thallium UPSC NOTE
Learnerz IAS | Concept oriented UPSC Classes in Malayalam
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