Chemistry ppts. #11

Chemistry ppts. #11 - Chapter 3 Compounds: Putting...

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Chapter 3 – Compounds: Putting Particles Together 9/13/10
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In Search of an Octet Part 2: Covalent Bonding Sharing electrons is another way that atoms can achieve a valence octet. The sharing of electrons between two nonmetals results in the formation of a covalent bond . The new compound formed when atoms share electrons is a covalent compound . The smallest unit of a covalent compound is called a molecule .
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Determine whether the following are ionic or covalent: Sample Problem a) CCl 4 covalent b) SiO 2 covalent c) BaS ionic
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Covalent Bond Formation Rule of thumb: in covalent bond formation, the number of covalent bonds that an atom will form equals the number of electrons that it needs to complete its octet. The electron dot symbol for an atom is used to determine covalent bond formation.
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Example: One chlorine atom can form a covalent bond with another chlorine atom. Chlorine needs only one electron to complete
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Chemistry ppts. #11 - Chapter 3 Compounds: Putting...

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