'Atoms share 2 electrons' presentation slideshows

The Chemistry of Life

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Oxidation Numbers: Rules

Oxidation Numbers: Rules. The oxidation number of the atoms in any free, uncombined element, is zero The sum of the oxidation numbers of all atoms in a compound is zero The sum of the oxidation numbers of all atoms in an ion is equal to the charge of the ion

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Atom = smallest unit of an element Molecule = smallest unit of compound

Atom = smallest unit of an element Molecule = smallest unit of compound. Valence electrons. The electrons in one atom that are able to form bonds with another atom. The closer the atom is to having 8 valence electrons , the more stable it is. Where are the valence electrons?. Co valent Bond.

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