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. What is produced when o3 with lialh4 or nabh4
Haloalkane
ketone
alcohol
saturated hydrocarbon
2. Sharing of electron between atoms
lindlar's catalyst
covalent bond
achiral
torsional strain
3. Share molecular formula but have different chemical and physical properties
structural isomers
potassium permanganate
basicity
geometric isomers
4. Most similar. same molecule only at different points in their rotation. show them with newmans projections
conformational isomer
sigma bond
disproportionation
mcpba
5. How many stereoisomers can a molecule have with n chiral centers
methylene
aldehyde
saturated hydrocarbon
2^n
6. Formed by mixing different types of orbitals
molecular orbital
relative configuration
hybridization
basicity
7. Lowest priority group projects into the page
fischer projection
gauche conformation
achiral
y- root - en -x-yne
8. One s and two p 120 degree apart
electrophilic addition of X2
sp2
configuration
halogenation
9. Nonsuperimposable mirror image of chiral objects - a specific steroisomer.
potassium permanganate
eclipsed conformation
disproportionation
enantiomer
10. Creation of long - high molecular weight polymer composed of repeating subunit called monomers. occur through a radical mechanism.
alcohol
polymerization
enantiomer
formaldehyde
11. Name for ethanal
ionic bond
acetaldehyde
diol
enantiomer
12. Nitrogen containing compound - longest chain attached to nitrogen used in backbone. use e and replace with AMINE. if more complex molecule present - use prefix amino. IF additional group added - use N-
Alkene
amines
mcpba
electrophile
13. Object that is not superimposable upon mirror image
chiral
Acetylene
alcohol
alkyne
14. Carbonyl located in middle or somewhere in chane. Named with One
configuration
ketone
halogen
disproportionation
15. Refers to the =CH2 group
methylene
reducing
molecular orbital
quantum numbers
16. E of double bond act as lewis base and react with hydrogen of hx. make carbocation intermediate. use markonikovs rule
markovnikov's rule
reducing
electrophilic addition of HX
ozonolysis
17. If a compound is able to rotate plane polarized light.
optical activity
weak bases
cold potassium permanganate
allyl
18. Alkene oxidized with this - strong oxidizing agent. CH3CO3H or mcpba and it makes epoxide or oxirane
hybridization
Haloalkane
peroxycarboxylic acid
weak bases
19. Carbon carbon triple bonds. Suffix-yne.
Ignored
configuration
Alkyne
electrophilic addition of X2
20. When boat flips
diastereomers
ring flip
torsional strain
potassium permanganate
21. Chain of carbons connected by single bonds with hydrogen atoms attached.
not ignored
Alkane
lindlar's catalyst
sigma bond
22. Non mirror image of configurational isomers. cis and trans alkenes are them. possible when a molecule has two or more stereogenic centers that differ at some but not alll of the centers. they require multiple chiral centers.
Combustion
hot - acidic potassium permanganate
diastereomers
markovnikov's rule
23. Reaction of alkane with oxygen to form carbon dioxide - water and heat.
Combustion
covalent bond
electrophilic addition of free radicals
ring strain
24. Hydrocarbon with one or more carbon carbon triple bond
alkyne
electrophilic addition of X2
ketone
geometric isomers
25. F - CL - Br - I
carboxylic acid
ionic bond
halogen
ozonolysis
26. Methyl are 60 degrees apart. kinda stable
gauche conformation
ionic bond
nucleophile
oxidizing
27. Carbon double bonded to an oxygen
carbonyl
meso compound
nonbonded strain
alcohol
28. If reagent has a bunch of oxygen
sp2
relative configuration
pyrolysis
oxidation
29. Carbonyl located at the end of the chain named by replacing al with e. e.g. butanal
electrophilic addition of H2O
aldehyde
carboxylic acid
Vinyl
30. Most favorable of staggared conformations
Alkyne
anti conformation
saturated hydrocarbon
ozonolysis
31. Diols with hydroxyl group on adjacent carbon
methylene
peroxycarboxylic acid
pyrolysis
vicinal
32. Not solvated
potassium permanganate
Ignored
electrophilic addition of X2
aprotic solvent
33. Carbon with four different substituents and lack a plane of symmetry
oxidizing
chiral center
Alkene
alkyne
34. Spatial arrangement of the atoms or groups of a sterioisomer
lindlar's catalyst
configuration
pi bond
nucleophile
35. Rotations cancel each other out therefore no optical activity
hot - acidic potassium permanganate
nonbonded strain
diol
racemic mixture
36. 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.
nonbonded strain
Acetylene
conformational isomer
enantiomer
37. Cleaves double bond in half - it only oxidizes the carbon to an aldehyde under reducing conditions. if ozidizing make same product as KMNO4
markovnikov's rule
ozonolysis
sp
stereoisomers
38. Highest energy no separation. or 120 separation.
eclipsed conformation
Vinyl
aldehyde
cold potassium permanganate
39. Two p orbital form pi and third p orbital combine with s to make two sp hybrid. 180 degree apart
lindlar's catalyst
sp
nucleophile
diastereomers
40. N - l - ml - ms
structural isomers
quantum numbers
ozonolysis
markovnikov's rule
41. Alphabetical order of alkane rxn
Haloalkane
combustion - disproportionation - free - radical substitution - pyrolysis
nucleophile
electrophilic addition of HX
42. A radical transfers a hydrogen atom to another radical and makes an alkane and alkene
absolute configuration
alkyne
ionic bond
disproportionation
43. Monosubstituted ethylene
aldehyde
sp
Vinyl
nonbonded strain
44. Charged - need electrons
conformational isomer
Haloalkane
electrophile
eclipsed conformation
45. Differ in position of substitutents attached to a double bond or cycloalkane. Cis or trans or e or z
oxidation
torsional strain
absolute configuration
geometric isomers
46. When two p orbitals line up in parallel and electron clouds overlap. it exsits over a single bond.
pi bond
enantiomer
angle strain
racemic mixture
47. Common name for ethyne
Acetylene
diol
Vinyl
sigma bond
48. Propylenes attached to a backbone at the C-3 position. Meaning the double bond at end of the chain and single bonded carbon at rest
chiral center
amines
potassium permanganate
allyl
49. Results when cyclic molecules must assume conformations that have eclipsed interactions
torsional strain
methylene
sp3
y- root - en -x-yne
50. Always receive number one. contain carbonyl and OH group - very oxidized. highest priority functional group.
relative configuration
carboxylic acid
aldehyde
eclipsed conformation