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Bismuth
Bismuth
Left: A bismuth hopper crystal exhibiting the stairstep crystal structure and iridescent colors, which are produced by interference of light within th
Left: A bismuth hopper crystal exhibiting the stairstep crystal structure and iridescent colors, which are produced by interference of light within the oxide film on its surface. Right: a 1 cm3 cube of unoxidised bismuth metal
Bismuth(III) oxide powder
Bismuth(III) oxide powder
Bismite mineral
Bismite mineral
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Estimated distribution of dark matter and dark energy in the universe. Only the fraction of the mass and energy in the universe labeled "atoms" is com
Estimated distribution of dark matter and dark energy in the universe. Only the fraction of the mass and energy in the universe labeled "atoms" is composed of chemical elements.
Portrait of Robert Boyle, c. 1740
Portrait of Robert Boyle, c. 1740
Title page of The Sceptical Chymist, published in 1661
Title page of The Sceptical Chymist, published in 1661
Portrait of Isaac Watts by John Shury, c. 1830
Portrait of Isaac Watts by John Shury, c. 1830