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Review Day 3: Organic Chemistry and Tables P, Q, & R Do Now: Have your HW out to correct and your Reference Tables.
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HW Review
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What are two other words to describe the above reaction?
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HW Review: Part B1 #2
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Defining, Naming, and Describing Organic Compounds (Tables P &O) 1. Organic Compounds - have carbon atoms (see pics in table Q and R) 2. Hydrocarbons contain C and H only 3. To name a hydrocarbon, (a)The prefix is from the # of carbon atoms (Table P) (b)The suffix is from the # bonds between carbons (Table Q) (c)If there is a “functional group”, the beginning of the name tells the lowest # carbon that the functional group is attached to. 1. Name this hydrocarbon: _______________ 2.Circle the correction name: (a)1-chlorobutane (b)2-chlorobutane (c)3-chlorobutane (d)4-chlorobutane
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Empirical vs Molecular Formula Molecular Formula: tells how many atoms are in a covalent compound (note: “Molecular Bonds” are “Covalent Bonds.” Molecular Formula is also called “chemical formula” Ex: water is H 2 O. Butane is C 4 H 10 Empirical Formula: tells the lowest ratio of atoms in a molecule (after reducing by the GCF) Ex Butane’s molecular formula is C 4 H 10 but it’s empirical formula is C 2 H 5 1. Write the empirical formula of C 6 H 12 _____________ 2.Which choice is both a molecular formula and an empirical formula? (a)C 2 H 4 (c) C 6 H 14 (b)H 2 O 2 (d) CO 2
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Saturated vs Unsaturated Hydrocarbons Saturated Compounds: Have only single bonds between carbon atoms Ex: alkanes Unsaturated Compounds: Have double or triple bonds between C atoms Ex: alkenes and alkynes 1. Is C 4 H 10 saturated or unsaturated? 2. Why is ethene unsaturated? Student A: “Because there is more than one bond” Student B: “There are double and triple bonds” Student C: “The is more than one bond between the carbon atoms”
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Addition Reactions Substitution Reactions What happens?
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Functional Groups (Table R) Functional Groups are atoms or a group of atoms in organic molecules that are NOT C and H Look at the examples on Table R 1.Which atom must all organic compounds have? (a)O (c) Cl (b)C (d) N 2.How many covalent bonds does each atom make? Carbon (C) __________ Hydrogen (H) __________ Oxygen (O) __________ Nitrogen (N) __________ Fluorine (F) ___________
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CW: Complete Part B1, 31-50
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Classwork Answers
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CW Q’s to Review
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HW: Part B-2 (Short Answer) #51-65 Goal: 12 correct out of 15
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