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OC Final
Final Exam
| Question | Answer |
|---|---|
| What is the IUPAC name of the molecule shown (Diamond shaped molecule) | 1,2-dimethylcyclobutane |
| What is the IUPAC name of the compound shown? (CH3)3-C-CH2-CH2-CH3 | 2,2-dimethylpentane |
| The functional group illustrated by R-O-R' is an? | ether |
| Which compound is the MOST soluble in water? | CH3CH2CH2OH |
| Using systematic names,the structure shown could be called? (only para-benzene on test) | para-dimethylbenzene |
| The relatively high boiling point of alcohols in relation to their molecular weights is the result of? | hydrogen bonding |
| Ethylene and acetylene are the common names for the molecules ___ and ___. | C2H4 and C2H2 |
| How many hydrogen atoms are contained in the molecule of cyclopentene? | 8 |
| When the aromatic ring is named named as a side chain of functional group, it is referred to as the __ group. | phenyl |
| Chemical reactions involving double bonds are generally referred to as___ reactions. | addition |
| Which compound is a tertiary alcohol? | 2-methyl-2-hexanol |
| Compounds with an oxygen atom bonded to two inorganic groups are known as? | ethers |
| The carbon skeleton of an alkane is shown, How many hydrogen atoms are bonded to the carbon marked with *? | 3 |
| WHich choice represents the carbon skeleton of 2,4- octadiene? | C-C=C-C=C-C-C-C |
| Treatment of CH3CH2CH2OH with a limited amount of oxidizing agent will produce? | an aldehyde |
| Which family of organic molecules is a hydrocarbon? | aromatic |
| The common name of CH2(OH)CH2OH is? | ethylene glycol (antifreeze) |
| When phenol acts as an acid, a ___ ion is produced. | phenoxide |
| The alcohol which contains two carbon atoms and has the common name grain alcohol is? | ethanol |
| All of the following are common reactions of benzene EXCEPT? | hydrogenation |
| Which group is the best description of the properties of alkanes? | flammable, non-reactive, insoluble in water |
| A substitution reaction can be best described as a reaction in which? | two reactants exchange atoms to give two new products |
| Which atom is MOST likely to form a polar covalent bond with carbon? | O |
| All of the following are general properties of alkenes EXCEPT? | less reactive than the corresponding alkanes |
| What is the IUPAC name of the compound shown? CH3-CH2-CH(branch SH)-CH3 | 2-butanethiol |
| Alkanes are ___ in water and ___ than water. | insoluble, less dense |
| All of the following statements are general properties of organic compounds EXCEPT? | the usually behave as electrolytes in solution |
| What is the systematic name of the following compound? (only question asking about systematic name) | 2-methoxy propane |
| What is the name of the following compound? (has a phenol group attached with and OH) | m-ethylphenol |
| In organic chemistry, the term unsaturated means a molecule that ___? | that contains one or more multiple bonds between carbon atoms |
| When and alkene undergoes a hydration reaction the product is? | alcohol |
| What is the IUPAC name of the compound shown? CH3-CH2-CH(branch CHCH3)-CH2-CH2-CH2-OH | 1,2,4-butanetriol |
| When an alkane reacts with an element from group 7A, the reaction is referred to as? | halogenation |
| When a thiol is oxidized the product is? | a disulfide |
| Organic compounds which are sulfur analogs of alcohols are referred to as? | thiols |
| Compounds with the -OH group attached to a saturated alkane- like carbon are known as? | alcohols |
| When 2-butene reacts completely with bromine, the product is? | 2,3-dibromobutane |
| What is the IUPAC name of the compound shown? CH3-CH2-CH(branch CH2CH3)-CH2-CH2-CH2-OH | 4-ethyl-1-hexanol |
| What is the IUPAC name of the compound shown? CH3-CH2-N(branch H)-CH3 | N-methylethylamine |
| The reaction of the pyridinium ion with water is best represented as? | C5H5NH+ <---> C5H5N + H3O+ |
| What is the correct IUPAC name of the compound shown (benzene with NH2 and CH3 branched) | 2-methyl aniline |
| What is the correct IUPAC name for the following compound? (benzene with NH-CH2CH3 attached) | N-ethyl analine |
| What is the IUPAC name of the compound shown? CH3CH2COOOCH3 | methyl propanoate |
| What is the IUPAC name of the compound shown? CH3-CH(branch CH3)-CH2-CONH2 | 3- methyl butanamide |
| The substance that precipitates in a positive Benedict test is ___. | Cu2O |
| The pleasant, characteristic odor of fruit flavorings is often associated with the presence of? | esters |
| If methylamine reacts with with hydrochloric acid, the major product will be? | methylammonium chloride |
| The reverse reaction of acetal formation is? | hydrolysis |
| An amine that is insoluble in water can be made to dissolve by adding it to an aqueous solution of? | HCL |
| The solubility of compounds containing the carboxylic acid group can be increased by reaction with? | sodium hydroxide |
| When common names are used for acids, the underlined carbon atom in the molecule shown would be designated as the ___ C atom? | beta |
| All of the following are nitrogen containing compounds found in living organisms EXCEPT? | carbohydrates |
| When an amine behaves as a base it __ a hydrogen ion to form a (an) ___ ion. | gains; ammonium |
| Which pair of compounds can react to form a hemiacetal? | CH3CH2CHO and CH3CH2OH |
| An alkaloid is best described as any? | basic compound obtained from a plant |
| What is the most important chemical property on amines? | they are weak bases |
| What is the product of reduction of 2-butanone? | butanoic acid |
| Reduction of an aldehyde produces a __. | primary alcohol |
| Which of these compounds is the most soluble in water? | CH3CH2CH2CH2CH2COO-Na+ |
| What are the products of this reaction? CH3CH2-C(double bond O)-NHCH2CH3 + NaOH ---> | CH3CH2-C-ONa+ (+) CH3CH2-CH3+ Cl- |
| The functional groups in the aspirin molecule shown are? | aromatic, carboxylic acid, ester |
| The correct name for CH3CH(CH3)CH2CHO is? | 3-methylbutanal |
| What is the product of oxidation of butanal? | butanoic acid |
| What is the element that causes oxidation in the Tollens' test for aldehydes? | silver |
| Hydrolysis of an acetal will produce? | one aldehyde of ketone + two alcohols |
| All of the following can be classified as biomolecules EXCEPT? | All of the above are biomolecules |
| Members of which class of biomolecules are the building blocks of proteins? | amino acids |
| The peptide bond joining amino acids into proteins is a specific example of the ___ bond? | amide |
| Amino acids found in proteins all have the following features: | all are a-amino acids. |
| Which of these amino acids has a thiol group as part of its side chain? | cryseine |
| Proteins that consist of two or more chains assembled into large 3-dimensional structure are said to display? | Quaternary structure |
| Which type of interaction is not directly involved in maintaining tertiary structure? | peptide bonds |
| The beta-pleated sheet is an example of? | secondary structure |
| The type of bond that is most important in maintaining secondary structure of a protein is? | hydrogen bonding within the backbone |
| Hydrophilic | refers to R groups with form hydrogen bonds with water because of their polarity |
| Globular protein | A protein that is usually water soluble, having a hydrophilic exterior and a hydrophobic interior, and an overall rounded shape. |
| fibrous protien | A protein that is usually insoluble in water, is very tough, and has a long shape. |
| Conjugated protein | A protein that produces amino acids and other biomolecules or inorganic substances upon hydrolysis |
| Hydrophobic | Refers to R groups that do not interact readily with water because they are non-polar |
| A carbohydrate can be defined as a molecule that? | that is an aldehyde or ketone and that has more than one hydroxyl group |
| Classify the molecule shown according to the location of its carbonyl group and the number of carbon atoms. | aldopentose |
| How many chiral carbons are contained in a molecule of ribose? | 3 |
| a-D-glucose and b-D glucose are? | anomers |
| When a monosaccharide forms a ring by interaction of one of its hydroxyl groups with its aldehyde group, the bond is referred to as a(an) ___ linkage. | hemiacetal |
| Which of the following monosaccharides is present in nucleic acids? | ribose |
| Which of the following polysaccharides is used to inhibit blood clotting? | heparin |
| Which molecule is a reducing sugar? | maltose |
| Starch is produced by ___, and its major function is ___. | plants, energy storage |
| Galactose | a monosaccharide which is a component of milk sugar |
| Fructose | a monosaccharide that is sweeter than sucrose and found in honey and fruits |
| Glucose | A monosaccharide that functions as the transport from carbohydrates in blood |
| Sucrose | a disaccharide composed of one molecule of glucose and one molecule of fructose |
| Maltose | a disaccharide composed of two molecules of glucose |
| The biochemical roles of lipids are? | storage of excess energy, component of cell membranes, and chemical messengers. |
| The molecule shown can be classified as a(an) (Huge molecule with middle row:) HC-O0C0(CH2)7-CH=CH-(CH2)7-CH3 | Glycerophospholipid |
| Eicosanoids function as? | local hormones |
| The basic structure of cell membranes consist of | phospholipid bilayers studded with proteins |
| All of the following are components of a cell membrane EXCEPT? | liposomes |
| The difference is chemical structure between cerebrosides and gangliosides are? | contain more complex carbohydrates than cerebrosides |
| Phospholipids differ from fats and oils by having? | one of the fatty acid ester linkages replaced by a phosphate ester linkage |
| Lecithin is commonly used as a(an)? | emulsifying agent |
| The molecule shown can be classified as a(an)? (huge molecule middle row looks like: HC-NH-C-(CH2)16-CH3 | Sphingolipid |
| Which reaction can be used to convert oils into fats? | hydrogenation |
| Simple diffusion | a process of transport in which substances cross a membrane based on concentration differences without the expenditure of energy |
| Unsaturated | Describes fatty acids that have mostly single but at least one double carbon-carbon bond |
| Active transport | A process of transport that cost energy because the flow is against the concentration gradient |
| Saturated | describes fatty acids that do not have any carbon-carbon double bonds |
| Facilitated diffusion | A process of transport in which integral proteins change shape to allow a substance to cross a cell membrane |
| (T-F) Fats are generally composed of a large number of monosaccharides chemically combined is polysaccharide. | True |
| (T-F) Lauric acid is a saturated fatty acid | True |
| (T-F) Serum albumin is an example of a transporter protein | True |
| (T-F) Protein denaturation results in a disruption of the secondary and tertiary structure. | False |
Created by:
monique_aa
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