THALLIUM

  • March 25, 2021
  • Posted by: OptimizeIAS Team
  • Category: DPN Topics
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THALLIUM

Subject : Science & tech

Context : Delhi Man Fed Thallium In Fish Curry To In-Laws. 2 Dead, Wife In Hospital.

Concept :

  • Thallium (Tl) with an atomic number of 81 is found in the periodic table with the symbol.
  • Thallium is not freely found in nature. It is a soft grey post-transition metal. It resembles tin when isolated but when exposed to air it may discolour.
  • There are around eighty-one electrons present in the atom of thallium.
  • This element can be generated artificially. It can be obtained by smelting of lead and zinc. It is generally obtained as a by-product in the production of sulphuric acid.

Uses of Thallium

  • In ancient times it was used as a rat poison and as an ant killer.
  • Thallium compounds are used in the manufacture of glasses.
  • It is used in photocells.
  • It is used in the production of infrared optics.
Science and tech THALLIUM