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Meaning of word atomic number 2 from English dictionary with examples, synonyms and antonyms.

atomic number 2   noun

Meaning : 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).

Synonyms : he, helium

Atomic number 2 meaning in Bengali (Bangla).