14_reactions_1

14_reactions_1 - Reactions Chapter 3 Combustion...

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon
Reactions Chapter 3 Combustion Chapter 4 Reactions Decomposition Combination Exchange reactions (Metathesis) Formation of a precipitate ormation of a gas Formation of a gas Formation of a week or non- electrolyte Single Displacement Reactions Redox reactions Oxidation numbers Mary J. Bojan Chem 110 1
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Balancing Equations Law of conservation of mass: atter cannot be lost in any matter cannot be lost in any chemical reaction Mary J. Bojan Chem 110 2
Background image of page 2
Patterns of reactivity (Complete) Combustion reactions (Chapter 3) Know how to balance a chemical reaction C 3 H 8 (g) + 5O 2 (g) 3CO 2 (g) + 4H 2 O(g) ombination reactions hapter 3) Combination reactions (Chapter 3) 2Mg(s) + O 2 ( ) 2MgO(s) Decomposition reactions (Chapter 3) PbCO 3 (s) PbO(s) + CO 2 (g) Mary J. Bojan Chem 110 3
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Write balanced reactions for The combustion of ethanol CH 3 CH 2 OH he decomposition of lead carbonate PbCO The decomposition of lead carbonate PbCO 3 The combination of nitrogen and hydrogen to form ammonia (NH 3 ) Mary J. Bojan Chem 110 4
Background image of page 4
Patterns of reactivity Exchange reactions (Chapter 4) Know how to balance a chemical reaction Precipitation Pb(NO 3 ) 2 (aq) + 2KI(aq) PbI(s) + 2KNO 3 (aq) Neutralization NaOH(aq) + HCl(aq) NaCl(aq) + H 2 O( ) Gas formation 2HCl(aq) + Na 2 S(aq) H 2 S(g) + 2NaCl(aq) Single displacement reactions (Chapter 4) 2Ca(s) + O (g) 2CaO(s) Mary J. Bojan Chem 110 2 5
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Exchange reaction ouble Displacement) (Double Displacement) Exchange positive ions to get products A D + X Z A Z + X D Example: Reactants: Pb (NO 3 ) 2 + K I Balance the reaction. Does anything happen? TRY! Do you have to do the reaction to know? Mary J. Bojan Chem 110 6
Background image of page 6
Metathesis Reactions ouble Displacement) (Double Displacement) Given reactants: exchange positive ions to get roducts products Requires a driving force (otherwise nothing happens) Driving Forces 1. Precipitate forms 2. Weak or nonelectrolyte forms 3. Gas forms How do you know what is happening? et Ionic Equation Mary J. Bojan Chem 110 Net Ionic Equation 7
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Precipitation Reaction Mix silver nitrate and sodium chloride.
Background image of page 8
Image of page 9
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 07/16/2011 for the course CHEM 110 taught by Professor Hofmann,brucerob during the Spring '08 term at Penn State.

Page1 / 26

14_reactions_1 - Reactions Chapter 3 Combustion...

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online