105 F11 lecture 13 cmpd

105 F11 lecture 13 cmpd - Chemistry 105 Which is a redox...

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Chemistry 105
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A. Ca2+ + 2Br-  CaBr2 B. CH4 + O2  CO2 + H2O C. H2O +NaF  NaOH +HF D. AuNO3 + HI  HNO3 + AuI E. None of the above Which is a redox reaction?
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Exam 1 Blank exams will always be posted. A corrected version is also posted. A key will be posted with sample answers. If you have questions you must visit the TA who graded it. Names, office hours, questions graded will be provided with the KEY
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Where are we? Where have we been? Communicating #’s Atoms - the basic unit of matter Reactivity patterns Why/how do atoms combine with each other? Properties of elements and reactivity is largely dictated by electrons. Examining e-’s attraction to the nucleus is fundamental to understanding reactivity.
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Coulomb’s law – charge attraction Q1 Q2 + - Like magnets, opposites charges attract distance charge constant force = = = = d Q k F 2 2 1 d Q Q k F =
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Coulomb’s law – charge repulsion Q1 Q2 - - Similar to magnets, like charges repels 2 2 1 d Q Q k F =
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Coulomb’s law Attraction Repulsion - - +
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This note was uploaded on 02/28/2012 for the course CHEM 105 taught by Professor Macedone during the Fall '07 term at BYU.

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105 F11 lecture 13 cmpd - Chemistry 105 Which is a redox...

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