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hydrogen

Pronunciation: hi'dro-jen

Definition:

  1. A gaseous element, atomic no. 1, atomic wt. 1.00794.
  2. The molecular form (H2) of the element.

Synonym(s): dihydrogen

[hydro- + G. -gen, producing]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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