EXAM #2 THIS FRIDAY, 10/16 CHAPTER 4 OWL ASSIGNMENTS (& FIRST CHAPTER 6 ASSIGNMENT) DUE 10/15 Announcements.

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Presentation transcript:

EXAM #2 THIS FRIDAY, 10/16 CHAPTER 4 OWL ASSIGNMENTS (& FIRST CHAPTER 6 ASSIGNMENT) DUE 10/15 Announcements

Types of Reactions Combination(Synthesis)DecompositionDisplacement # reactants > # products# reactants < # products# reactants = # products (usually) Spontaneous Heat Electrolysis Catalyst Single Double: Precipitation Double:Acid-Base Gas forming Redox

Combination and Decomposition Reactions Thermal decomposition of metal carbonates: MCO 3 (s)  MO(s) + CO 2 (g) Combination of two elements to form a compound Zn + S  ZnS

Organic Reactions Combustion Reactions Reaction with oxygen gas to form CO 2 and H 2 O. C 3 H 8 (g) + 5 O 2 (g)  3 CO 2 (g) + 4 H 2 O(l) Substitution Reactions Exchange of one atom or molecular fragment.

Organic Reactions Addition Reactions Addition of two molecules together. Elimination Reactions Ejection of a small molecule from a larger one.

Organic Reactions Isomerization (Rearrangement) Reactions Change of shape of a molecule without gain or loss of any atoms.

What type of reaction is this? 1. Addition 2. Combustion 3. Elimination 4. Isomerization 5. Substitution

What type of reaction is this? 1. Addition 2. Combustion 3. Elimination 4. Isomerization 5. Substitution

What type of reaction is this? 1. Addition 2. Combustion 3. Elimination 4. Isomerization 5. Substitution

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