'Conjugate base' diaporamas de présentation

Section 2.1: Acids and Bases

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Acids & Bases/ Organic Chemistry

Chapter 3 Structure and Bonding Acids and Bases. Acids & Bases/ Organic Chemistry. Dr. Ron Rusay Fall 2012. Models of Acids and Bases. Arrhenius : Acids produce H + & bases produce OH ? ion in aqueous solutions .

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Acids & Bases CHAPTER 16 (& part of CHAPTER 17)

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Homework Problems

Homework Problems Chapter 16 Homework Problems: 2, 4, 16, 18, 24, 27, 30a, 36, 39a,b, 46, 54, 64, 67, 78, 84, 86, 90, 96, 97 (but for Cu(OH) 2 ), 106. CHAPTER 16 Aqueous Ionic Equilibrium. Neutralization Reaction

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Chapter 8

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To learn about two models of acids and bases

Objectives. To learn about two models of acids and bases To understand the relationship of conjugate acid-base pairs To understand the concept of acid strength To understand the relationship between acid strength and the strength of the conjugate base

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Salt Solubility

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Sections 16.1-2 Acids and Bases and pH

Sections 16.1-2 Acids and Bases and pH. Bill Vining SUNY Oneonta. Equilibrium systems. Acid base Precipitation Complexation Simultaneous Equilibria. Acid-Base Equilibria pH and pOH Relationship of Conjugate Pair acid-base strength. When acids or bases control pH: determine K

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Weak Acids and Bases

Weak Acids and Bases.

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Entry Task: Jan 25 th Friday

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OXIDATIVE COUPLING

OXIDATIVE COUPLING. OXIDATIVE COUPLING OF PHENOLS. PHENOLIC RINGS COUPLE EVEN WITH MILD OXIDIZING REAGENTS. FeCl 3. Fe 2+. Pt anode. (- e - ). K 2 S 2 O 8. . ( ). . ( ). . ( ). COUPLING PROCEEDS VIA RADICALS FORMED FROM THE CONJUGATE BASE. anion. . -. K 3 Fe(CN) 6.

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According to the Arrhenius theory, which of the following is a base?

According to the Arrhenius theory, which of the following is a base?. KOH H 2 O 2 NaCl HClO CH 3 COOH. Which one of the following pairs of acids and conjugate bases is incorrectly labeled or incorrectly matched? Acid / Conjugate Base. HClO 2 / ClO 2 - NH 4 + / NH 3 H 2 S / HS -

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Chapter 8 Acids and Bases

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Acids and Bases

Acids and Bases. Theories. Acids donate protons HCl ( aq ) + H 2 O (l) ? Cl - ( aq ) + H 3 O + ( aq ) Bases accept protons NH 3( aq ) + H 2 O (l) ? NH 4 + ( aq ) + OH - ( aq )

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Explaining the Properties of Acids & Bases

SCH4U - Chemistry, Gr. 12, University Prep. Explaining the Properties of Acids & Bases. Common Properties of Acids & Bases. Acids & bases are defined in terms of their structure and the ions produced when they dissolve in water. Explains acid-base reactions and neutralization.

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Question 2

Question 2. Which is the formula for the hydronium ion? A) OH - B) H 2 O C) H 3 O + D) H 3 O - E) H 2 O +. Question 3. Which one of the following statements about strong acids is true ? A) All strong acids have H atoms bonded to electronegative oxygen atoms.

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The Base Dissociation Constant, K b

The Base Dissociation Constant, K b. The Base Dissociation Constant. A weak base, represented by B, reacts with water to form an equilibrium solution of ions. B (aq) + H 2 O ( l ) HB + (aq) + OH - (aq) The equilibrium expression for this general reaction is given as follows:

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Predicting the pH of salt solutions

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Procedure for calculating pH of a titration

Procedure for calculating pH of a titration. Volume of titrant needed is based on amount of analyte. HNO 2 ( aq ) + OH - ( aq ) NO 2 - ( aq ) + H2O ( l ). Initial ( M ). 0.01. Change ( M ). [NO 2 - ] =. = 0.05 M.

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Chapter 14 Questions

Chapter 14 Questions. The presence of what ion is necessary to have an acid? A base? H 3 PO 4 , which contains three hydrogen atoms per molecule, is a weak acid, whereas HCl which contains only one hydrogen atom per molecule, is a strong acid. Explain why.

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