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    • Illustration of helium, periodic table info & colorful balloons
    Rights: The University of Waikato Te Whare Wānanga o Waikato Published 1 May 2019 Size: 160 KB Referencing Hub media

    A common use of helium is to fill party balloons.

    Balloon image Belchonock, 123RF Ltd

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      Helium

      Helium is a chemical element. Its official symbol is He, and its atomic number is 2, which means it has two protons in its nucleus. Helium was named after Helios – the Greek Titan of the Sun – ...

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