Difference between revisions of "Oxygen"
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'''Oxygen''' (''periodic table symbol:'' O<sup>8</sup>) is a chemical element that can be found in the [[atmosphere]] and in several [[minerals]] on [[Mars]]. | '''Oxygen''' (''periodic table symbol:'' O<sup>8</sup>) is a chemical element that can be found in the [[atmosphere]] and in several [[minerals]] on [[Mars]]. | ||
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==Production== | ==Production== | ||
Revision as of 14:11, 28 November 2008
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Abundance: 0.13% (atmosphere)
Oxygen (periodic table symbol: O8) is a chemical element that can be found in the atmosphere and in several minerals on Mars.
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Production
Oxygen can be produced
- in greenhouses by plants.
- by reduction of carbon dioxide from the martian atmosphere
- by reduction of oxide minerals
- by electrolysis of water
