Oxygen is a chemical element with the symbol O and the atomic number 8. Click to read more facts or download the worksheets.
Oxygen is the element with atomic number 8 and element symbol O. Under ordinary conditions, it can exist as a pure element in the form of oxygen gas (O2) and also ozone (O3). Here is a collection of facts about this essential element. Oxygen Basic Facts Atomic Number:8 Symbol:O Atomic...
Ahh. Hooray for oxygen, the element that keeps much of life on Earth humming. Element No. 8 on the Periodic Table of the Elements is a colorless gas that makes up 21 percent of Earth's atmosphere. Because it's all around, oxygen is easy to dismiss as dull and inert; in fact, it'...
Location of Oxygen on the Periodic Table Properties and Characteristics of Oxygen General Properties Relative atomic mass15.999[1] Atomic mass15.999 amu[1] Molar mass15.99940 ± 0.00030 g/mol[5] Molecular weight31.998 g/mol[6] Mass number16[7] ...
Facts You Should Know: The Periodic Table Quiz Below −183°C(−297 °F), oxygen is a pale blue liquid; it becomes solid at about −218 °C (−361 °F). Pure oxygen is 1.1 times heavier thanair. How much air do you breathe in a lifetime?Every minute, multiple liters of ...
Theoxygenelement is present in the periodic table with the chemical symbolO. It is one of the most important elements on Earth. In fact, without oxygen, most life would not be able to survive. Today, it makes up about 21% of the atmosphere, but the planet was very different 2.4 billion...
Oxygen, of course! Oxygen is the eighthelementon the periodic table of elements, where it's represented by the letter O. An element is the simplest form of matter there is--it can't be broken down into any simpler parts. Chemists call the air that we breathe O2 because there are two...
You can see photographs of all the samples displayed in a periodic table format: my pictures or their pictures. Or you can see both side-by-side with bigger pictures in numerical order. The picture on the left was taken by me. Here is the company's version (there is some variation ...
Oxygen is a chemical element; it has symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as well as with other compounds. Oxygen is Earth's most abundant...
<a href="https://www.chemicool.com/elements/oxygen.html">Oxygen Element Facts</a> To cite this page in an academic document, please use the following MLA compliant citation: "Oxygen." Chemicool Periodic Table. Chemicool.com. 08 Oct. 2012. Web.2/8/2025 ...