Star InactiveStar InactiveStar InactiveStar InactiveStar Inactive
 

An atom or group of atoms that contains one or more unpaired electrons (usually very reactive species)

Latest Articles

  • Gas of rotten eggs

    If you happen to break a rotten egg, then you know the smell of hydrogen sulfide, because the stench of the spoiled egg depends on of its presence in rotting protein substances.

  • The most expensive metal in the world

    Do you think the most expensive metal is gold? No! On earth there are more valuable metals. But we need to divide the value of metals that occur in nature, and metals - isotopes, which are obtained in special laboratories. Let’s look at natural metals first.

  • Protein Design: Automated protein discovery and synthesis

    In this paper I describe (theoretically) the method(s) of automated protein discovery and synthesis.

  • Chemical Safety

    People use chemicals every day for a wide array of purposes, which can include work and house hold duties. Many of us fail to realize that we are actually handling potentially deadly chemicals when we simply clean the bathroom or wash the car. This brings to mind the reason why chemical safety is...

  • Diamonds Are Forever

    Diamonds are still a girl's best friend, right? We love the shiny gems. They are the most popular rocks sold today. But what exactly are they, anyway? Where do they come from? What else are they used for?



Most Popular

Voltaic Cells

Electrochemical cells in which spontaneous chemical reactions produce electricity, also called galvanic cells.

 

Alloying

Mixing of metal with other substances (usually other metals) to modify its properties.

Coefficient of expansion

The ratio of the change in length or volumen of a body to the original lengthor volume for a unit change in temperature.

Breeder Reactor

A nuclear reactor that produces more fissionable nuclear fuel than it consumes.

Law of Conservation of Energy

Energy cannot be created or destroyed, it may be changed from one form to another.

End Point

The point at which an indicator changes colour and a titration is stopped.

Chemical Change

A change in which one or more new substances are formed.

Carbanion

An organic ion carrying a negative charge on a carbon atom.

Composition Stoichiometry

Descibes the quantitative (mass) relationships among elements in compounds.

Flash Point

The temperature at which a liquid will yield enough flamable vapour to ignite. There are various recognized industrial testing methods, therefore the method used must be stated.