🔤 Helium ✨
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URDU
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ENGLISH
📚noun
helium
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PRONUNCIATION
Standard: hiːli.əm
Phonetic: hiːli.əm
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DEFINITION
The second lightest chemical element (symbol He) with an atomic number of 2 and atomic weight of 4.002602, a colorless, odorless and inert noble gas.
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SYNONYMS
he atomic number
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Related Words