Essays Tagged: "Chemical bond"

Linus Pauling - Biography and detail of his life.

icultural College at Corvallis, which later became Oregon State University. He graduated in 1922 in chemical engineering. During college, he worked as a full-time assistant in researching quantum phys ... unshared. In 1954, he earned a Noble Laureate in Chemistry for his research into the nature of the chemical bond and its application to the elucidation of the structure of complex substances. In 1962 ...

(1 pages) 28 0 5.0 Nov/2003

Subjects: Science Essays > Chemistry

Chemistry 10 Study Notes for Matter and Bonding / Bond Types.

Matter Pure Compound (2 or more atoms joined 2gether chemically [bond] to get stable structure) Covalent (aka molecular) Ionic Eleme ... 2gether w/ itself H2(g) Still element Gas joined 2gether Bonded Chemical Reaction = new substance created Physical Reaction = change of state States o ...

(3 pages) 28 0 0.0 Sep/2004

Subjects: Science Essays > Chemistry

The Building Blocks of Biology

r. Be sure to explain how this bond works.In science, a molecule is the smallest particle of a pure chemical substance that still retains its chemical composition and properties. A molecule consists o ... n and properties. A molecule consists of two or more atoms joined by shared pairs of electrons in a chemical bond. It may consist of atoms of the same chemical element, as with oxygen (O 2), or of dif ...

(2 pages) 16 0 3.0 Apr/2005

Subjects: Science Essays > Biology


A chemical bond is the energy that holds two atoms together in a compound. This energy can be further ... This energy can be further broken down into ionic bonding and covalent bonding. An ionic bond is a chemical bond characterized by attraction between ions of opposite charge. The formation of an ionic ... when one atom has a much higher electronegativity than the other. A covalent bond is a very strong chemical bond formed by the sharing of electrons. Multiple covalent bonds can be formed when multipl ...

(1 pages) 11 0 0.0 Sep/2005

Subjects: Science Essays > Chemistry

Chemistry of Life.

ic building blocks called atoms.ElementsElement- a substance that can't be broken down into simpler chemical substances.On Earth, 90 elements occur naturallyNatural elements in living things-Only abou ... compoundCompound- a substance that is composed of atoms of two or more different elements that are chemically combinedCharacteristics of a compound are different than those of the individual elements ...

(1 pages) 18 0 3.0 Feb/2006

Subjects: Science Essays > Biology

Properties of water and their importance to the natural world

electronegative oxygen atom and the hydrogen atoms. Plainly stated, polarity refers to how polar a chemical bond is. To find the polarity one must take the difference between the electronegativities ...

(3 pages) 59 0 5.0 Apr/2006

Subjects: Science Essays > Biology

Chemical bonding

Chemical bonds are what make up the world. In bonds, elements are held together and form compounds t ... p the world. In bonds, elements are held together and form compounds that may have new physical and chemical properties. There are two main kinds of bonds, they ionic and covalent. In bonding the goal ... d make nitric acid. The acid is then taken in by plants in order to produce amino acids and for DNA.Chemical bonds are the building blocks of all substances. The atmosphere, the Earth, and even your o ...

(2 pages) 8 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry


EnzymesEnzymes are the catalysts used by cells to trigger and control particular chemical reactions. They are huge protein molecules. Enzymes can build up or break down other molecu ... they are needed. They are not permanently changed by the reactions they catalyze. Without enzymes, chemical reactions necessary for life would not occur at a rate sufficient for sustaining life.The m ... at the active site, which provides perfect pH and salinity, as in a lock-and-key fashion. Then the chemical bond holding the substrate together is weakened and the substrate molecule is broken down i ...

(2 pages) 11 0 0.0 Feb/2008

Subjects: Science Essays > Biology

Chemical Bonds (Download PDF attachment for full document with pictures)

s.3.Minerals are natural Elements or Compounds which have exact/precise/accurate and fixed/constant chemical composition/content.4.The above definition of Minerals can differentiate Minerals from Rock ... ch exist in the form of Compounds include the Oxides, Sulphides and Carbonates of Metals.e.g.MineralChemical Name/CompositionChemical Formula1.HematiteIron (III)OxideFe2O32.CassiteriteTin (IV) OxideSn ...

(8 pages) 13 0 0.0 Oct/2009

Subjects: Social Science Essays > Education

physical science

th atoms and molecules and their interaction and transformations. For example the properties of the chemical form between atoms to create chemical compounds. As such, chemistry studies the involvement ... pounds. As such, chemistry studies the involvements of electrons and various form of energy in photochemical reactions, changes in phases of matter, and separation of mixtures. Preparation and propert ...

(2 pages) 1 0 0.0 Oct/2014

Subjects: Area & Country Studies Essays