Sunday, December 8, 2013

Angelas Ashes

Science What corpuscleic number 18 bonds Elements ar the simplest substances that pull round on earth. Each member is made up of exclusively one type of atom, comm nevertheless joined to other atoms of the aforementioned(prenominal) element by bonds. These forums molecules such as chlorine (cl2) Compounds ar mixtureed when different elements chemically react and form bonds with all(prenominal) other. Some compounds akin, like peeing (H2O) have small, simple structures with honourable a few atoms bonded to fillher. Others compounds Bonds adopt the electrons in the outermost shells of atoms ends like DnA1 have large tangled structures containing thousands or even millions of bonded atoms. wherefore do atoms form bonds? The atoms of majestic gasses have completely bountiful outer shells and so be stable this makes the noble gasses precise unreactive and so they do not commonly form bonds. The atoms of other elements have partial out electron shells and so ar unstable. By forming bonds, the atoms of these elements are able to have fill outer shells and come unstable. What are they types of bonding? Different types of bonds are formed depending on the types of atoms involved. garret bonding * Occurs between alloy and non-metal atoms.
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Covalent bonding * ------------------------------------------------- Occurs between non-metals atoms only An ion is an atom or group of atoms have has electrical charge, all positive or negative. Atoms have an equal number of protons and electrons and so do not have an general charge. Atoms with incomplete outer electron shells are unstable. By either gath! ering or losing electrons, atoms can witness bounteous outer electron shells and release stable. ------------------------------------------------- When this happens atoms have an unsymmetrical number of protons and electrons and so have an overall charge. This is how atoms become ions. How does an atom become a positive or negative ion? What is noodle bonding? Compounds that contain ions are called noggin compounds. These compounds are usually formed by a...If you want to get a full essay, order it on our website: BestEssayCheap.com

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