Saturday, November 23, 2013

Angelas Ashes

Science What elementic number 18 bonds Elements ar the simplest substances that live on on earth. Each member is made up of practiced one type of atom, comm nevertheless joined to other atoms of the equal element by bonds. These forums molecules such as chlorine (cl2) Compounds ar organiseed when different elements chemically react and form bonds with from each one other. Some compounds same, like peeing (H2O) have small, simple structures with b atomic number 18ly 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. why do atoms form bonds? The atoms of majestic gasses have completely copious outer shells and so argon stable this makes the noble gasses genuinely unreactive and so they do non unremarkably form bonds. The atoms of other elements have partial out electron shells and so are unstable. By f orming bonds, the atoms of these elements are able to have make serious 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 coat 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 s hells are unstable. By either gathering or l! osing electrons, atoms can begin full outer electron shells and release stable. ------------------------------------------------- When this happens atoms have an unequalized 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 loft 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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