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55.7 MB (1.3 MB compressed)
5315 x 3661 pixels
45.0 x 31.0 cm ⏐ 17.7 x 12.2 in (300dpi)
DETLEV VAN RAVENSWAAY / SCIENCE PHOTO LIBRARY DETLEV VAN RAVENSWAAY / SCIENCE PHOTO LIBRARY
Illustration of hydrogen molecules, one of lightest and most abundant elements in the universe. Hydrogen (H2), 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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