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56 Cards in this Set
- Front
- Back
Hydrocarbon derivatives |
Formed when one or more hydrogen atoms are replaced by an element or a group of elements other than hydrogen |
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Functional groups |
A specific arrangement of atoms within a molecule responsible for important characteristics and properties |
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Organic halides |
One or more H atoms are replace by halogen atom |
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Halogens |
F2, Cl2, Br2, I2 |
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An alkyl halide is formed by |
Replacing an H in a hydrocarbon with a halogen |
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When naming an alkyl halide the suffix of the halogen -INE is replaced with |
- o |
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Addition reaction |
Two reactants added together to form single product |
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Substitution reactions |
Two reactants exchange parts to give 2 new products |
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Define an addition reaction |
Atom or molecule is added to an UNSATURATED molecule thus increasing saturation of the molecule |
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Hydrogenation is a type of ______ reaction |
Addition |
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Hydrogenation is |
When one of more H atoms are added to unsaturated molecule to break a triple or double bond |
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Halogens take the place of hydrogen due to their |
Higher electro negativity |
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Alcohol |
Class of organic compounds with an -OH group (hydroxyl) |
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General form of alcohols |
R-OH |
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All straight chain alcohols with less than ____ carbons are _____ at STP |
12, liquids |
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Alcohols tend to have high _____ due to _____ |
Boiling point, hydrogen bonds |
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Short chain alcohol solubility |
Soluble in water |
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Primary alcohol |
1 carbon |
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Secondary alcohol |
2 carbons attached to the hydroxyl |
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Tertiary alcohol |
3 carbons attached to hydroxyl |
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What must be included when determining parent chain of alcohol |
Longest chain with hydroxyl |
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When naming alcohols you substitute the suffix -e with ____ and number the ____ of ______ |
-ol, position, -OH |
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When naming alcohol where do you number? |
Closest to hydroxyl |
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Alcohols containing 2,3,4 of -OH substituents are named |
Diols, triols, tetriols |
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Phenols |
Compounds in which a hydroxyl group is attached directly to an aromatic ring (benzene) |
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Cracking |
Larger molecule broken down to smaller molecule |
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Elimination is process used to make |
Ethene |
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Elimination is the reverse of |
addition (synthesis) |
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In elimination reactions when taking away a hydrogen you must take away whatever is |
Adjacent to it |
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Dehydrohalogenation |
(- h2o and halogen ion) |
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Dehydration |
A hydrogen atom and a hydroxyl group from an adjacent carbon are eliminated and combine to form water |
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Caboxylic acid: functional group |
- COOH |
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In a carboxylic acid are the oxygen atoms joined together ? |
No |
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General formula of carboxylic acids? |
R-COOH |
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Structure of caboxylic acid |
Oxygen double bonded to the carbon and the hydroxyl bonded to the same carbon with a single bond |
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Naming Rules for carboxylic acids (3) |
1. Identify parent chain 2. Number carboxyl carbon as 1 3. Remove -e ending and replace with - oic acid |
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acetic acid is ? |
ethanoic acid |
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when using prefixes di, tri, tetr for carboxyls how do you name the parent chain? |
leave the -e. EX: pentanedioic acid |
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Esters give flowers and fruits their _______ and ________ |
fragrances and flavours |
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In an ester the H in the carboxylic group is replaced with an ________ group |
alkyl |
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general form of esther |
R-COO-R |
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Esthers are |
condensation products of carboxylic acids with the removal of water (dehydration synthesis) |
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Do esters have a higher or lower boiling point than the hydrogen carboxylic acids it came from ? |
lower
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Formula for esterification |
carboxylic acid + alcohol --> ester + water q |
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Naming Esters (2) |
1. First word is alkyl attached to singel bonded oxygen from alcohol 2. Second word take the acid name and remove the -ic acid -oate
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Esterification is |
reaction of a carboxylic acid and alcohol in the presence of a catalyst, results in formation of an ester and water |
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Esterification is also called a |
condensation reaction |
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Hydrolosis is the reverse of |
esterification |
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Process of hydrolosis |
ester reacts with water and acid catalyst to produce carboxylic acid and alcohol |
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polymer |
any long chain molecule synthesized by linking together single parts called monomers |
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monomer |
simplest non-redundant unit from which a polymer is synthesized |
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a polymer that can be molded when hot and retains its shape when cooled |
plastic |
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thermoplastic |
polymer that can be melted and molded into a shape that is retained when it is cooled |
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thermoset plastic |
polymer that can be molded when first prepared, but once it is cooled, hardens irreversibly and cannot be remelted |
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properties of polymers (3) |
- strong attractive forces between chains results in stronger, less flexible polymer - chains able to slide past each other = flexible polymer - can function like a stack of paper
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Do longer chains make stronger polymers? |
yes |