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orgo final
| Question | Answer |
|---|---|
| Organic chemistry involves | the study of compounds which contain carbon |
| the most common elements found in organic compounds are | oxygen, hydrogen, nitrogen, oxygen |
| organic and inorganic compounds obey the same natural law (T or F) | T |
| which of the following geometrics is never associated with a carbon atom in an organic compound? | square planar |
| Alkanes belong to which class of hydrocarbons? | Saturated |
| what explains why alkanes are called saturated hydrocarbons | they contain the maximum possible number of hydrogen atoms bonded to each carbon |
| which of the following is true of branched chained hydrocarbons | the longest carbon chain becomes the root (parent) name |
| what is a characteristic feature of all alkenes | the presence of one or more carbon-carbon double bond |
| Rate the boiling points of all the compounds (lowest(4) to highest(1)) | 4) alkanes 3) ether 2) aldehyde/ketone 1) Alcohols |
| Rate the basicity of chemicals (lowest (3) to highest (1)) | 3) aromatic 2) ammonia 1) aliphatic |
| R is | clockwise based on molar mass |
| S is | counterclockwise based on molar mass |
| which of the following elements is present in thiols but not in alcohols? | Sulfate |
| On a container of medicine the name of the active ingredients is followed bu the symbol +HCl. what does this indicate | the active ingredient is present as the hydrochloride salt |
| what is true of the alcohol functional groups in 2-methyl and 1,3butanediol | one is primary and one is secondary |
| if a carbon is a sterocenter, which of the following statements must be true about that carbon | it has 4 single bonds |
| which of the following best describes the odors of aromatic compounds | some have pleasant odors, some have unpleasant odors, some are odorless |
| what is the maximum number of hydrogen bonds that can be formed by a single molecule of and alcohol containing only one hydroxyl group | 3 |
| highest boiling point 1) 1- pentanol 2)1,5 pentanediol 3) 1,3,5- pentanetriol 4) 1-butanol | 3 |
| The structure of benzenes | all the C-H bonds in benzenes are longer than a typical C-H bonds |
| identify a class of of isomers that has different connectivity of atoms | constitutional isomers |
| which of the following is true of alcohols and phenols | phenols are more acidic than alcohols |
| the polarity of N-H bonds | is greater than that of O-H bonds |
| the two forces that hold two atoms together | ionic, covalent |
| saturated hydrocarbons | a hydrocarbon only contains C-C single bond |
| unsaturated hydrocarbon | hydrocarbons contain C-C double or triple bond or benzene ring |
| Alkenes, alkynes, arenes are | unsaturated hydrocarbon |
| Are alkanes soluble or insoluble | insoluble |
| do unbranched alkanes have a higher or lower boiling point than branched ones | Higher boiling point |
| What is the ending of an alkane | -ane |
| what is the line and the degree angle of alkynes | linear, 180 degrees |
| what is the ending of an alkene | -ene |
| which has a more restrictive rotation, single bond or double bond | double bond |
| what makes benzene a phenol | the addition of OH |
| what is the difference between an alcohol and phenol | alchohol R-OH and phenol Ar-OH |
| what is the ending of an alcohol | -ol |
| two hydroxyl groups is named as | -diol |
| are alcohols polar or nonpolar | polar |
| with alcohols what happens to the boiling as the MW increase | the alcohol BP increases |
| with alcohols what happens to the solubility as the MW increase | the alcohol solubility decreases |
| what percent of alcohols is the most difficult to dehydrate | 1 degree alcohols |
| what is an ether | 1 oxygen bonded to 2 carbons |
| what happens to ethers during a chemical reaction | they are resistant to chemical reactions |
| what is the ending to thiols | -thiol |
| what is a carbon with four different groups bonded to it | stereocenter |
| what does an aldehyde contain | a carbon group bonded to a hydrogen atoms and one carbon group |
| what does a ketone contain | a carbonyl group bonded to two carbon groups |
| the ending to an aldehyde | -al |
| what is the ending of a ketone | -one |
| what do amines contain | a nitrogen atom |
| what Is the ending of an amine | -amine |
| are amines polar or nonpolar | amines are polar |
| what do amines form when in water | hydrogen bonds |
| what is the ending of a carboxylic acid | - oic acid |
| what is the shape of the cis carboxylic acid | it had a big bend |
| the is the shape of a trans carboxylic acid | it has a straight line |
| do unsaturated fatty acids have a ________ melting points than their saturated counter part | lower |
| which has the lower melting point of carboxylic acid, 16:1 or 12:0 | 16:1 |
| what is the functional group of an anhydride | 2 carbonyl groups bonded to the same oxygen |
| what is the functional group of an ester | carbonyl group bonded to an -OR |
| what is the ending to an ester | -ate |
| what is the functional group of a amindes | a carbonyl group bonded to a nitrogen atom |
Created by:
sydneyjones878