After thoroughly reviewing the octet rule, respond to the following: Discuss the octet rule and why...

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Chemistry

After thoroughly reviewing the octet rule, respond to thefollowing: Discuss the octet rule and why there are exceptions tothe rule. Give examples of the rule and of exceptions written in250 words minimum

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The octet rule is achemical rule of thumb that reflects observation that atoms ofmaingroup elements tend to combine in such a way that each atomhas eight electrons in its valence shell giving it the sameelectronic configuration as a noble gas The rule is especiallyapplicable to carbon nitrogen oxygen and the halogens but alsoto metals such as sodium or magnesiumThe valence electrons can be countedusing a Lewis electron dot diagram as shown at the right for carbondioxide The electrons shared by the two atoms in a covalent bondare counted twice once for each atom In carbon dioxide eachoxygen shares four electrons with the central carbon two shown inred from the oxygen itself and two See Answer

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