who discovered the first nobel gas?
Pierre Janssen and Joseph Norman Lockyer
Noble gas
Pierre Janssen and Joseph Norman Lockyer had discovered a new element on August 18, 1868 while looking at the chromosphere of the Sun, and named it helium
what does noble gas mean? Odorless, colorless, monatomic gases with very low chemical reactivity.
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Noble gas [SEP] History
"Noble gas" is translated from the German noun , first used in 1898 by Hugo Erdmann to indicate their extremely low level of reactivity. The name makes an analogy to the term "noble metals", which also have low reactivity. The noble gases have also been referred to as "inert gases", but this label is deprecated as many noble gas compounds are now known. "Rare gases" is another term that was used, but this is also inaccurate because argon forms a fairly considerable part (0.94% by volume, 1.3% by mass) of the Earth's atmosphere due to decay of radioactive potassium-40. Pierre Janssen and Joseph Norman Lockyer had discovered a new element on August 18, 1868 while looking at the chromosphere of the Sun, and named it helium after the Greek word for the Sun, ().