Lecture 7_091008

Lecture 7_091008 - Which of the following drawings...

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Which of the following drawings represents a molecular compound?
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Definitions Electrolytes: Produce ions when dissolved in water; carry electrical current (NaCl, ionic compounds) NaCl(s) Na + (aq) + Cl - (aq) Nonelectrolytes: Do not form ions when dissolved in water, do not carry electrical current (C 12 H 22 O 11 ) Dissociation: Compound splits apart to form ions in solution (strong electrolytes dissociate completely) H 2 O HCl(g) H + (aq) + Cl - (aq)
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C 6 H 12 O 6 (s) C 6 H 12 O 6 (aq) 2 4 + 4 - CH CO H(l) H (aq) + CH CO (aq)
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Weak Electrolyte H 2 O CH 3 CO 2 H(l) H + (aq) + CH 3 CO 2 - (aq) Strong Electrolyte H 2 O K 2 CrO 4 (s) 2K + (aq) + CrO 4 - (aq)
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(aq) NO NH (g) NH + (aq) HNO 3 4 3 3 → H + (aq) + NO 3 - (aq) + NH 3 (g) ¾ ® ¾ NH 4 + (aq) + NO 3 - (aq) H + (aq) + NH 3 (g) ¾ ® ¾ NH 4 + (aq) Spectator ion = NO 3 - Molecular Equation Total Ionic Equation Net Ionic Equation (Remove spectator ions)
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1. Acid-Base Neutralization Reaction 2. Precipitation Reaction 3. Oxidation-Reduction Reaction Three Categories of Reactions in Aqueous Solutions
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Acids and Bases Acids:
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Lecture 7_091008 - Which of the following drawings...

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