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He
Noun
a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)
synonym
atomic number 2
helium
hypernym
argonon
inert gas
noble gas
He vs argonon
He vs atomic number 2
He vs helium
He vs inert gas
He vs noble gas
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