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Covalent Bonding Review
Still Closer? ...Nuclei repel each other. ...Higher P.E. Potential Energy Separation Distance Atoms far apart? Electrons Repel... High Potential energy Closer together? Nuclei are attracted to “SHARED ELECTRONS” Attraction = COVALENT BOND Low Potential Energy
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Introduction to Single Bonds
H Ethane C H ...or... Single Bond Bond Order: The number of electron pairs being shared by any pair of bonded atoms. “ bond” (sigma bond) ...Bond Order = 1
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Introduction to Double Bonds
...or... H H H H C C H H H H Ethene Double Bond contains... 1 bond & 1 bond ...Bond Order = 2
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Introduction to Triple Bonds
...or... H C H H C H Ethyne Triple Bond contains... 1 bond 2 bond ...Bond Order = 3
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