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Equation that results from canceling spectator ions and eliminating brackets from a total ionic equation.

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Active Metal

Metal with low ionization energy that loses electrons readily to form cations.

Hydride

A binary compound of hydrogen.

 

Valence Shell Electron Pair Repulsion Theory

Assumes that electron pairs are arranged around the central element of a molecule or polyatomic ion so that there is maximum separation (and minimum repulsion) among regions of high electron density.

 

Turning iron nail into copper nail

This simple chemical experiment shows the so-called process of copper plating of metal products. Copper has the ability to deposit on a metal surface.

Optical Activity

The rotation of plane polarized light by one of a pair of optical isomers.

 

Boiling Point

The temperature at which the vapor pressure of a liquid is equal to the applied pressure, also the condensation point

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.

Transition State Theory

Theory of reaction rates that states that reactants pass through high-energy transition states before forming products.

Sulfuric Acid

H2SO4: colorless, oily liquid, boiling point 330C. A 96 percent solution is used in the laboratory.

Fire Hazard: This is a very powerful, acidic oxidizer which can Ignite or even explode on contact with many materials, i.e. acetic acid ,acetone+ HNOs, alcohols, + H202, NH4OH, HCL, NaOH, and others.

Sulfuric acid has a wide range of uses and plays a part in the production of nearly all manufactured goods.

Oxidizing Agent

The substance that oxidizes another substance and is reduced.