CHEM 1360 EXAM 4
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- Essay on the word "Organic"
- The word organic can have several meanings. There is organic fertilizer, organic foods (without pesticides), and organic chemistry (carbon compounds).
- Organic chemistry is the study of?
- carbon compounds
- Which of the following is not a reason for the great number of carbon compounds?
- carbon can exhibit several oxidation numbers
- a saturated hydrocarbon is one that?
- contains only carbon-carbon single bonds
- which of the following formulas represents an alkane?
- C3H8
- successive members of the alkane series differ from the preceding member by one additional?
- C atom and 2 H atoms
- the members of the alkane series are similar in that each member has the same?
- general formula
- isomers are compounds that have the same?
- number and kind of atoms in a molecule but different structures
- the formula for nonacontane, a 90-carbon alkane, is?
- C90H182
- as the molecular mass of the members of the alkane series increases, their boiling points?
- increase
- for which of the following hydrocarbon molecular formulas is there more than one possible structural formula?
- C4H10
- hydrocarbons that have rings of carbon atoms are called?
- cyclic hydrocarbons
- a cyclic compound with 6 carbon atoms and 12 hydrogen atoms is?
- cyclohexane
- which of the following is an alkene?
- ethylene
- an alkene has?
- a carbon-carbon double bond?
- the hydrocarbon family that features molecules with a triple bond is the?
- alkynes
- addition reactions occur in alkenes rather than in alkanes because alkenes have?
- double bonds
- the general formula for the alkyne series is?
- CnH2n-2
-
the following equation is a representation of what kind of reaciton?
C2H4 + H2 -> C2H6 - addition
- the molecular formula of benzene is?
- C6H6
- which compound is an aromatic hydrocarbon?
- toluene
- which organic molecule is represented as a hybrid of two structures?
- benzene
- naphthalene is an?
- aromatic hydrocarbon
- the reactivity of the benzene ring reflects?
- the spreading of six electrons over all six carbon atoms
- the compound CH3Cl is named?
- methyl chloride
- the compound CF2Cl2 is?
- a chlorofluorocarbon
- which of the following is an isomer of 2-chloropropane, CH3CHClCH3?
- 1-chloropropane
- a specific arrangement of atoms that gives characteristic properties to an organic molecule is called a(n)?
- functional group
- the formula CH3CH2-represents?
- an alkyl group
- how many carbon atoms are there in an ethyl group?
- 2
- the formula CH3CH2CH2-represents a(n)?
- propyl group
- which of the following formulas represents an alcohol?
- CH3CHOHCH2CH3
- which kind of reaction produces ethanol as one of the main products?
- fermentation
- the isomers 1propanol and 2-propanol have a different?
- location of the functional group
- which of the following compounds could be represented by the general formula ROH?
- 1-butanol
- which of the following alcohols have molecules with more than one hydroxyl group?
- glycerol
- the formula for ethylene glycol is?
- HOCH2CH2OH
- which of the following formulas represents a dihydroxy alcohol?
- CH3CHOHCH2OH
- a formula that has a hydroxyl (OH) group attached to a benzene ring represents a(n)?
- phenol
- an important use of phenols is as?
- antiseptics
- the general formula R-O-R' represents a(n)?
- ether
- the formula CH3CH2OCH2CH3 represents?
- diethyl ether
- the formula for butyl ethyl ether is?
- CH3CH2OCH2CH2CH2CH3 (its the longest option)
- the compound CH3CHOHCH2CH3 is an isomer of?
- CH3CH2OCH2CH3 (only one where the third set of letters contains an O)
- the aldehyde functional group has a carbonyl group attached to?
- an H atom
- the ketone functional group has a carbonyl group attached to?
- two other C atoms
- the general formula R-CO-R' represents a(n)?
- ketone
- a name for CH3CH2CH2CHO is?
- butyraldehyde
- a name for CH3CHOCH2CH3 is?
- ethyl methyl ketone
- oxidation of what alcohol produces formaldehyde?
- CH3OH (smallest option)
- oxidation of what alcohol produces acetone?
- CH3CHOHCH3 (only answer ending in a number)
- which of the following structures represents a carboxylic acid?
- CH3CH2COOH
- which of the following represents the functional group of a carboxylic acid?
- -COOH
- which of the following is the formula for butanoic acid?
- CH3CH2CH2COOH
- the carboxylic acid that has a -COOH group attached to a benzene ring is?
- benzoic acid
- alcohols can be oxidized with hot copper oxide to form carboxylic acids. if the alcohol is ethanol, the carboxylic acid would be?
- CH3COOH
- the general formula fir an ester is?
- RCOOR'
- the compound CH3COOCH3 is a(n)?
- ester
- a name for the compound with the formula CH3CH2CH2COOCH2CH3 is?
- ethyl butanoate
- a name for the compound with the formula CH3CH2COOCH3 is?
- methyl propanoate
- when an alcohol reacts with a carboxylic acid, the product formed is a(n)?
- ester
- a name for CH3CH2CH2CH2NH2 is?
- butylamine
- a name for CH3CH2NHCH3 is?
- ethylmethylamine
- a name for CH3CONH2 is?
- acetamide
- the amide functional group has a carbonyl group attached to?
- an N atom
- a cyclic organic compound that contains at least one atom that is not a carbon atom is called a(n)?
- heterocyclic compound
- a basic organic cyclic compound that contains at least one nitrogen atom and that occurs in many plants is called a(n)?
- alkaloid