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What is the chemical formula for helium gas?
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What is the chemical formula for helium gas?

User Chethaka Uduwarage
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The chemical formula for helium is He. It is a noble gas with stable configuration 1s² and atomic number is 2. It is a colorless, odorless, tasteless, non-toxic, inert, monatomicgas that heads the noble gas group in the periodic table.
User Grinn
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