SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
MCAT Organic Chemistry
Start Test
Study First
Subjects
:
mcat
,
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Refers to the =CH2 group
isomer
saturated hydrocarbon
diastereomers
methylene
2. Alphabetical order of alkane rxn
protic solvent
combustion - disproportionation - free - radical substitution - pyrolysis
lindlar's catalyst
2^n
3. O3
peroxycarboxylic acid
ozonolysis
achiral
pyrolysis
4. When two p orbitals line up in parallel and electron clouds overlap. it exsits over a single bond.
mcpba
racemic mixture
quantum numbers
pi bond
5. When a molecular orbital is formed head to head or tail to tail. all single bonds are tehese.
lindlar's catalyst
ring flip
structural isomers
sigma bond
6. A sigma bond and two pi bonds
ozonolysis
triple bond
Vinyl
amines
7. If a compound is able to rotate plane polarized light.
optical activity
isomer
2^n
formaldehyde
8. When two atomic orbitals combine. obtained mathematically by adding or subtracting wave functions. if sings are the same - make bonding - if different - less stable antibonding.
molecular orbital
sp2
hybridization
anti conformation
9. Two p orbital form pi and third p orbital combine with s to make two sp hybrid. 180 degree apart
initiation propagation termination
catalytic hydrogenation
sp
Vinyl
10. Always receive number one. contain carbonyl and OH group - very oxidized. highest priority functional group.
carboxylic acid
triple bond
enantiomer
ketone
11. Three different substitutents often have plane of symmetry. and rotation of 180 will allow molecule to be superimposed on mirror image
pi bond
disproportionation
sp
achiral
12. Fast process. double bond is nucleophile and attack x2. make cyclic halonium ion with either br or cl. and make dihalo trans
covalent bond
hydroboration
electrophilic addition of X2
formaldehyde
13. Formed by mixing different types of orbitals
hybridization
ring flip
sp2
alkyne
14. Configuration in relation to another chiral molecule. use it to determine if a molecule is an enantiomer - diastereomer - etc
gauche conformation
relative configuration
eclipsed conformation
ring strain
15. Palladium or barium sulfate (BaSO4) with quinoline. occur on metal surface - make cis.
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
16. Occur when a molecule is broken down by heat. used to reduce the avverage molecular weight of heavy oils. c - c - bonds are cleave dand make small chain alkyl radicals that recombine to form different alkanes
formaldehyde
aprotic solvent
pyrolysis
amines
17. Steps of free radical substitution
optical activity
polymerization
oxidizing
initiation propagation termination
18. Lowest priority group projects into the page
ionic bond
optical activity
halogenation
fischer projection
19. Nucleus lover. electron rich species that are attracked to charged atoms
nucleophile
Alkane
not ignored
mcpba
20. Cleaves double bond in half - it only oxidizes the carbon to an aldehyde under reducing conditions. if ozidizing make same product as KMNO4
ozonolysis
diol
electrophilic addition of X2
carbonyl
21. Highest energy no separation. or 120 separation.
structural isomers
eclipsed conformation
propionaldehyde
saturated hydrocarbon
22. Chain of carbons connected by single bonds with hydrogen atoms attached.
methylene
diol
Alkane
basicity
23. Diol with hydroxyl group on same carbon
alkyne
oxidizing
geminal
ring strain
24. Carbon double bonded to an oxygen
carbonyl
chiral
electrophilic addition of X2
pyrolysis
25. Carbonyl located at the end of the chain named by replacing al with e. e.g. butanal
angle strain
potassium permanganate
aldehyde
saturated hydrocarbon
26. E of double bond act as lewis base and react with hydrogen of hx. make carbocation intermediate. use markonikovs rule
gauche conformation
geometric isomers
electrophilic addition of HX
fischer projection
27. Use the Greek root for the number of carbons followed by the ending - - ane
Alkane nomenclature
enantiomer
ring strain
optical activity
28. A = observed rotation / concentration * length
specific rotation
Combustion
configuration
optical activity
29. A radical transfers a hydrogen atom to another radical and makes an alkane and alkene
initiation propagation termination
disproportionation
Alkane
electrophilic addition of free radicals
30. A molecule with an internal plane of symmetry
electrophilic addition of free radicals
vicinal
meso compound
nucleophile
31. Moleculse that have the opposite configuration at their one chiral center. or if multiple chiral centers - must have the opposite configuration at every one of their chiral centers to be enantiomers. identical physical properties and much of the same
sp3
relative configuration
enantiomer
carbonyl
32. Rotations cancel each other out therefore no optical activity
racemic mixture
saturated hydrocarbon
molecular orbital
basicity
33. M - chloroperoxybenzoic acid
mcpba
Acetylene
hybridization
Combustion
34. Carbon carbon triple bonds. Suffix-yne.
allyl
Alkyne
hot - acidic potassium permanganate
ring flip
35. Results when nonadjacent atoms or groups compete for space. dominant source of energy in flagpole interactions of the boat conformation. thus it goes in various conformations like chair boat and twist.
optical activity
combustion - disproportionation - free - radical substitution - pyrolysis
ketone
nonbonded strain
36. Creation of long - high molecular weight polymer composed of repeating subunit called monomers. occur through a radical mechanism.
Alkyne
carboxylic acid
polymerization
initiation propagation termination
37. Not solvated
torsional strain
aprotic solvent
polymerization
ring flip
38. Most similar. same molecule only at different points in their rotation. show them with newmans projections
nonbonded strain
Alkyne
conformational isomer
polymerization
39. Same chemical formula. same atomic connectivity . different in how atoms are arranged in space
stereoisomers
allyl
Ignored
carbonyl
40. One s and three p orbitals
diol
sp3
markovnikov's rule
hydroboration
41. Same molecular formula but different structure
pi bond
isomer
disproportionation
diastereomers
42. Reducing an alkene by adding molecular hydrogen to double bond with aid of metal catalyst. e.g. pt - pd - ni. takes place on surface of metal so it does syn addition
angle strain
propionaldehyde
diol
catalytic hydrogenation
43. More likely it is to attract positively charged proton. nucleophilic strength decreses: RO->HO>RCO2>ROH>H2O
quantum numbers
fischer projection
nonbonded strain
basicity
44. Arise from angle strain - torsional strian and nonbonded strain
aldehyde
protic solvent
ring strain
amines
45. Zn/h or CH3/s with ozonolysis
reducing
methylene
ozonolysis
markovnikov's rule
46. No double bonds. it has the maximum number of hydrogens.
eclipsed conformation
Ignored
ethers
saturated hydrocarbon
47. Name for propanal
propionaldehyde
electrophilic addition of free radicals
conformational isomer
oxidation
48. Monosubstituted ethylene
Vinyl
formaldehyde
eclipsed conformation
y- root - en -x-yne
49. Describes the exact spatial arrangement of groups of atoms independent of other molecules.
anti conformation
carboxylic acid
potassium permanganate
absolute configuration
50. Name for mathanal
hot - acidic potassium permanganate
formaldehyde
acetaldehyde
triple bond