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Which gas is called ‘Stranger Gas’? — UPSC Prelims PYQ 2008

Which one of the following is also called Stranger Gas?

  1. Argon
  2. Neon
  3. Xenon
  4. Nitrous Oxide

Explanation

Option (c) is correct
  • Xenon is called the “Stranger Gas” because its name is derived from the Greek word xenos, which literally means “strange” or “stranger.” It was given this name by its discoverers, William Ramsay and Morris Travers, in 1898 because it was found as a small, “strange” residue during the fractional distillation of liquid air.
Answer: (c) Xenon
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