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Hindi Medium: (Delhi) - GS Foundation (P+M) : 8th June 2026, 6:30 AM Hindi Medium: (Prayagraj) - GS Foundation (P+M) : 1st June 2026, 5:30 PM English Medium: (Prayagraj) - GS Foundation (P+M) : 7th June 2026, 8:00 AM Hindi Medium: (Delhi) - GS Foundation (P+M) : 8th June 2026, 6:30 AM Hindi Medium: (Prayagraj) - GS Foundation (P+M) : 1st June 2026, 5:30 PM English Medium: (Prayagraj) - GS Foundation (P+M) : 7th June 2026, 8:00 AM

Tantalum

  • It is a rare metal, whose atomic number is 73.
  • IIT Ropar has confirmed this in the sand of Sutlej river.
  • It is a rust-resistant, gray colored hard and ductile metal.
  • It is safe from any chemical attack at temperatures below 150°C.
  • It was discovered for the first time by Anters Gustaf of Sweden in the year 1802.

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