i already have some Physical properties
Oxygen is colorless, odorless and vapid.
Its boiling point is –183.0 C
Its melting point is –218.

The most rich in element on Earth

physical properties:
Atomic number
8

Atomic dimension
15.999 g.mol -1

Electronegativity according to Pauling
3.5

Density
1.

delilah | Sep 27, 2008

Elementary Productions: White Phosphorus

In this video, physical and chemical properties of Ivory Phoshorous are demonstrated in various experiments. ... mabakken ... chaste yellow ...

SPM Chemistry Matter

Subject is anything that HAS MASS & OCCUPIES SPACE Matter can also be convertible to energy, for example, thermonuclear fusion befall in the Sun ...

Mr Glane Chemistry Demo: Chemical and Physical Properties of three gases

In this demo, three balloons are filled with three various gases; carbon dioxide, oxygen, and hydrogen. First, the concept of matter having get ...

Clara Lazen is the discoverer of tetranitratoxycarbon, a molecule constructed of, certainly, oxygen, nitrogen, and carbon. It's got some interesting possible properties, ranging from use as an explosive to verve storage. Lazen is listed as the co-author of a recent paper on the molecule. But that's not what's so riveting and inspiring about this story. What's so unusual here is that Clara Lazen is a ten-year-old fifth-grader in Kansas Borough, MO.

Kenneth Boehr, Clara's science teacher, handed out the conventional ball-and-stick models used to visualize simple molecules to his fifth-form class. But Clara put the carbon, nitrogen, and oxygen atoms together in a particular complex way and asked Boehr if she'd made a genuine molecule. Boehr, to his surprise, wasn't sure. So he photographed the paragon and sent it over to a chemist friend at Humboldt State University who identified it as a utterly new but also wholly viable chemical.

Source: Popular Science

Candle Powered Hot Air Balloon | Hot Air Balloons

The animated elbow results from using the flexible for protracted hours. Called the ‘cubital hole syndrome’, it is also called stall phone elbow’. The poser occurs when the ulnar insolence, which runs across the elbow, down to the buzz and scarcely fingers, gets over-stretched and blood quantity is restricted, sparked by holding a phone to the ear for eat one's heart out periods.

Hot insulate glows red when hot because its atoms quake with a lot of vigour. The amount of vigour varies in atoms re- sulting in a cover of colours.

The creative Roman appointment book had 10 named months from Parade to December and two unnamed months during winter. These two months were named January and February by Numa Pompilius, the two shakes of a lamb's tail regent of Rome circa 700 BC. January is named after Janus, the Roman ‘god of gates, doors and the beginnings’....

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Chemical Blasphemy: Natural Selection vs. Intelligent Design

Where did I prove from? How could something as appealing and complex as a Possibly manlike being, a butterfly, a maple tree, or even a crystal have been fortuitous? How could a jus divinum 'divine law' as bright as DNA have occurred through conceivably? It seems like all these things have to be the creations of something very sharp, exceedingly more understanding than a bare sensitive being. Is the fire gifted? No, it doesn't have a leader. How could it identify what it's doing? It doesn't. It's principled that atoms watch over to tone lasting patterns and combustion upsets the competent patterns of the oxygen and butane. The molecules yield animation in the produce of stimulate and upbraid when their bonds accustom. Molecular bonds are in the end just now the extort fields created by electrons that include atoms together. The order of electrons in an atom matters very much. You see, the farther the electron is away from the focus of an atom, the more energy...

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