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70.4 MB (3.9 MB compressed)
4961 x 4959 pixels
41.9 x 41.9 cm ⏐ 16.5 x 16.5 in (300dpi)
DETLEV VAN RAVENSWAAY / SCIENCE PHOTO LIBRARY DETLEV VAN RAVENSWAAY / SCIENCE PHOTO LIBRARY
Hydrogen gas, conceptual illustration. Hydrogen (H2) is one of lightest and most abundant elements in the universe. Hydrogen is a diatomic molecule. In a gaseous state (as is seen here), two atoms will combine to form a covalently bonded molecule.
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