Complexes_S2008_L1

Complexes_S2008_L1 - Quiz What is the pH of a solution of...

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1 Quiz Quiz What is the pH of a solution of 0.28 M acid and 0.73 M of its conjugate base if the ionization constant is 3.75 x 10 -9 ? a) 8.84 b) 8.01 c) 9.32 d) 9.12 e) 9.58 a) - [X ] pH p log [HX] a K =+ 9 0.73 pH= log(3.75 10 ) log 0.28 −× + 2 Quiz Quiz Which of the following is characteristic of the cathode in a voltaic cell? a) Electrons flow to it through the external circuit. b) It may gain weight during reaction. c) It produces ions d) It is where oxidation occurs. e) More than one of the above is correct.
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3 Cell potential Cell potential 00 0 cell cathode anode EE E =− The half The half -reaction with the more negative reaction with the more negative reduction potential occurs at the anode reduction potential occurs at the anode Oxidation Oxidation The half The half -reaction with the more positive reaction with the more positive reduction potential occurs at the cathode reduction potential occurs at the cathode Reduction Reduction 4 Quiz Quiz A voltaic cell that uses the following reaction has a measured emf of 1.19 V under standard conditions. The standard electrode potential for Cr 3+ is -0.408 V. What is E o for the indicated reduction of Tl 3 + ? Tl 3 + (aq) + 2 Cr 2+ (aq) Tl + (aq) + 2 Cr 3+ (aq) Cr 3+ + e - Cr 2+ Tl 3 + (aq) + 2 e - Tl + (aq) a) +1.10 b) +0.78 c) +1.12 d) +0.88 e) +1.60 0 cell cathode anode E 1.19 V (- 0.408) V 0.78
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5 Complex Ions & Coordination Compounds Complex Ions & Coordination Compounds Roy A. Lacey Roy A. Lacey Stony Brook Stony Brook What is a coordination compound basic definitions more about ligands Nomenclature Isomerism Bonding Properties 6 Complex: [Ag(NH 3 ) 2 ] + A coordinate covalent bond is a covalent bond in which one atom (i.e., the donor atom) supplies both electrons What Is A Coordination Compound?
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This note was uploaded on 04/28/2008 for the course CHEM 132 taught by Professor Laceyandhanson during the Spring '08 term at SUNY Stony Brook.

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Complexes_S2008_L1 - Quiz What is the pH of a solution of...

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