The thing that it is called is it is called the atomic number of the thing
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That would be helium, with a melting point of 0.95 K (-272.20 °C)—although this happens only under considerable pressure (~25 atmospheres). At ordinary pressure, helium would remain liquid even if it could be chilled to absolute zero.
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density, yield strength, elasticity, Ductility, toughness, fatigue limit and corrosion resistance
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Thanks! :) Have a great day!
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