|
Encyclopedia
-
Ozone: Encyclopedia - Ozone
Ozone (O3) is an allotrope of oxygen, the molecule consisting of three oxygen atoms instead of the more stable diatomic O2.
Ozone is a pa...
» Read the article
|
|
Encyclopedia
-
Chemical Reaction: Encyclopedia - Chemical Reaction
A chemical reaction is a process that results in the interconversion of chemical substances [1]. The substance(s) initially involved in a...
» Read the article
|
|
Encyclopedia
-
Azide: Encyclopedia - Azide
An azide is a N3- anion, or a reactive group in organic chemistry where a carbon substituent is attached as RN3. The azido group is the c...
» Read the article
|
|
Encyclopedia
-
Fullerene: Encyclopedia - Fullerene
The Fullerenes are recently-discovered allotropes of carbon. They are molecules composed entirely of carbon, which take the form of a hol...
» Read the article
|
|
Encyclopedia
-
Chemical Reaction: Encyclopedia Ii - Chemical Reaction - Thermochemistry
See main article: Thermochemistry.
Thermochemistry deciphers whether a specific chemical reaction can or cannot occur. Thermodynamics (or...
» Read the article
|
|
Encyclopedia
-
Nitro Compound: Encyclopedia Ii - Nitro Compound - Preparation
In organic synthesis various methods exists to prepare nitro compounds.
Nitro compound - Aliphatic nitro compounds.
Nitromethane adds ...
» Read the article
|
|
Encyclopedia
-
Resin: Encyclopedia Ii - Resin - Chemistry
Resin as produced by most plants is a viscous liquid, typically composed mainly of volatile fluid terpenes, with lesser components of dis...
» Read the article
|
|
Encyclopedia
-
Alkyne: Encyclopedia Ii - Alkyne - Examples
The simplest alkyne is ethyne (acetylene):
...
See also:Alkyne, Alkyne - Structure, Alkyne - Chemical properties, Alkyne - Examples, A...
» Read the article
|
|
Encyclopedia
-
Fullerene: Encyclopedia Ii - Fullerene - Properties
As of the early twenty-first century, the chemical and physical properties of fullerenes are still under heavy study, in both pure and ap...
» Read the article
|
|
Encyclopedia
-
Ozone: Encyclopedia Ii - Ozone - Air Pollution
See main articles: Tropospheric ozone and Air pollution.
Ozone is not directly emitted by car engines or by industrial operations themsel...
» Read the article
|
|
Encyclopedia
-
Ion Exchange Resin: Encyclopedia Ii - Ion Exchange Resin - Uses
Ion exchange resin - Water Softening.
In this application, ion-exchange resins are used to replace the magnesium and calcium ions found...
» Read the article
|
|
Encyclopedia
-
Fullerene: Encyclopedia Ii - Fullerene - Properties
As of the early twenty-first century, the chemical and physical properties of fullerenes are still under heavy study, in both pure and ap...
» Read the article
|
|
Encyclopedia
-
Azide: Encyclopedia Ii - Azide - Azide Anion
The anion's structure is:
N-=N+=N-
with a net charge of -1. Some azide salts are very explosive when heated or shaken, such as sodium a...
» Read the article
|
|
Encyclopedia
-
Fullerene: Encyclopedia Ii - Fullerene - Naming
Buckminsterfullerene (C60) was named for Richard Buckminster Fuller, a noted architect who popularized the geodesic dome. Since buckminst...
» Read the article
|
|
Encyclopedia
-
Chemical Reaction: Encyclopedia Ii - Chemical Reaction - Reaction Types
There are five major classifications of chemical reactions. Some common and widely used terms are:
Isomerisation in which a chemical com...
» Read the article
|
|
Encyclopedia
-
Chemical Reaction: Encyclopedia Ii - Chemical Reaction - Reaction Types
There are five major classifications of chemical reactions. Some common and widely used terms are:
Isomerization in which a chemical com...
» Read the article
|
|
Encyclopedia
-
Fullerene: Encyclopedia Ii - Fullerene - Possible Dangers
Although buckyballs have been thought in theory to be relatively inert, a presentation given to the American Chemical Society in March 20...
» Read the article
|
|
Encyclopedia
-
Fullerene: Encyclopedia Ii - Fullerene - Buckminsterfullerene
The smallest fullerene in which no two pentagons share an edge (which is destabilizing — see pentalene) is C60 (buckminsterfullerene), ...
» Read the article
|
|
Encyclopedia
-
Alkyne: Encyclopedia Ii - Alkyne - Synthesis
Alkynes are generally prepared by dehydrohalogenation of vicinal alkyl dihalides or the reaction of metal acetylides with primary alkyl h...
» Read the article
|
|
Encyclopedia
-
Alkyne: Encyclopedia Ii - Alkyne - Terminal And Internal Alkynes
Terminal alkynes have a hydrogen atom bonded to at least one of the sp hybridized carbons (those involved in the triple bond. An example ...
» Read the article
|
|
Encyclopedia
-
Nitro Compound: Encyclopedia Ii - Nitro Compound - Reactions
Nitro compounds participate in several organic reactions.
Nitro compound - Aliphatic nitro compounds.
Aliphatic nitro compounds are re...
» Read the article
|
|
Encyclopedia
-
Ozone: Encyclopedia Ii - Ozone - Use In Medicine
Ozone, along with hypochlorite ions, is naturally produced by white blood cells and the roots of marigolds as a means of destroying forei...
» Read the article
|
|
Encyclopedia
-
Ozone: Encyclopedia Ii - Ozone - Use In Industry
Ozone can be used for bleaching substances and for killing bacteria. Many municipal drinking water systems kill bacteria with ozone inste...
» Read the article
|
|
Encyclopedia
-
Ozone: Encyclopedia Ii - Ozone - Industrial Production
Industrially, ozone is produced with short wavelength ultraviolet radiation from a mercury vapor lamp or the application of a high voltag...
» Read the article
|
|
Encyclopedia
-
Ozone: Encyclopedia Ii - Ozone - Ozone Layer
See main article: Ozone layer.
The highest levels of ozone in the atmosphere are in the stratosphere, in a region also known as the ozone...
» Read the article
|
|
Encyclopedia
-
Fullerene: Encyclopedia Ii - Fullerene - Naming
The molecule was named for Richard Buckminster Fuller, a noted architect who popularized the geodesic dome. Since buckminsterfullerenes h...
» Read the article
|
|
Encyclopedia
-
Fullerene: Encyclopedia Ii - Fullerene - Buckminsterfullerene
The smallest fullerene in which no two pentagons share an edge (which is destabilizing — see pentalene) is C60 (buckminsterfullerene), ...
» Read the article
|
|
Encyclopedia
-
Chemical Reaction: Encyclopedia Ii - Chemical Reaction - Chemical Kinetics
See main article: Chemical kinetics.
The rate of a chemical reaction is a measure of how the concentration of the involved substances cha...
» Read the article
|
|
Encyclopedia
-
Chemical Reaction: Encyclopedia Ii - Chemical Reaction - Reaction Types
There are five major classifications of chemical reactions. Some common and widely used terms are:
Isomerization in which a chemical com...
» Read the article
|
|
Encyclopedia
-
Fullerene: Encyclopedia Ii - Fullerene - Possible Dangers
Although buckyballs have been thought in theory to be relatively inert, a presentation given to the American Chemical Society in March 20...
» Read the article
|
|
Encyclopedia
-
Resin: Encyclopedia Ii - Resin - Formation
Plants produce resins for various reasons whose relative importances are debated. It is known that resins seal the plant's wounds, kill i...
» Read the article
|