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The scattering of light by colloidal particles.

Latest Articles

  • Protein Design: Automated protein discovery and synthesis

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

  • Why do copper products change color, and what is the name of the process?

    Probably, every person wants to know, why over time the copper turns green and becomes bloomed. This is easy to explain: that film is called patina.

  • Harmful Chemicals Found In Food

    It's getting close to New Years and many people are starting to think about how to lose those extra pounds they managed to gain over the holidays. There are many sorts of diets and fads that have developed over the years from cutting carbs to cutting protein. Everyone has their own opinion as to...

  • What are Compound Microscopes?

    Most of the microscopes used today are compound. A compound microscope features two or more lenses. A hollow cylinder called the tube connects the two lenses. The top lens, the one people look through, is called the eyepiece. The bottom lens is known as the objective lens. Below the two lenses is...

  • 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.



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PseudobinaryIonic Compounds

Compounds that contain more than two elements but are named like binary compounds.

Carbanion

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

Dermal toxicity

Adverse health effects resulting from skin exposure ot a substance.

Hydrophilic Colloids

Colloidal particles that repel water molecules.

Positron

A Nuclear particle with the mass of an electron but opposite charge.

Activity Series

A listing of metals (and hydrogen) in order of decreasing activity.

Valence Bond Theory

Assumes that covalent bonds are formed when atomic orbitals on different atoms overlap and the electrons are shared.

Essential Oil

A plant extract that has a distinctive odour or flavour.

Electrophoresis

A technique for separation of ions by rate and direction of migration in an electric field.

Formal Charge

A method of counting electrons in a covalently bonded molecule or ion, counts bonding electrons as though they were equally shared between the two atoms.