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. Describes the exact spatial arrangement of groups of atoms independent of other molecules.
catalytic hydrogenation
absolute configuration
relative configuration
gauche conformation
2. If a compound is able to rotate plane polarized light.
carbonyl
optical activity
basicity
Haloalkane
3. Carbon carbon triple bonds. Suffix-yne.
pyrolysis
electrophile
Alkyne
disproportionation
4. Carbonyl located in middle or somewhere in chane. Named with One
ketone
polymerization
molecular orbital
anti conformation
5. Nonsuperimposable mirror image of chiral objects - a specific steroisomer.
peroxycarboxylic acid
enantiomer
pyrolysis
markovnikov's rule
6. Same molecular formula but different structure
sp3
aprotic solvent
carboxylic acid
isomer
7. Most favorable of staggared conformations
formaldehyde
electrophilic addition of HX
anti conformation
weak bases
8. O3
ozonolysis
carboxylic acid
catalytic hydrogenation
oxidizing
9. Carbonyl located at the end of the chain named by replacing al with e. e.g. butanal
C3H8 + 5O2 = 3CO2 + 4H2O + heat
ozonolysis
Ignored
aldehyde
10. Lowest priority group projects into the page
oxidation
fischer projection
combustion - disproportionation - free - radical substitution - pyrolysis
covalent bond
11. Diols with hydroxyl group on adjacent carbon
vicinal
oxidation
alcohol
disproportionation
12. How many stereoisomers can a molecule have with n chiral centers
2^n
molecular orbital
ethers
lindlar's catalyst
13. What is produced when o3 with lialh4 or nabh4
alcohol
formaldehyde
oxidizing
allyl
14. Solvents with protons in solution - e.g. water or alcohol. large atoms tend to be better nucleophiles in here because they can shed the solvating protons around them and are more polarizable
Acetylene
mcpba
sp3
protic solvent
15. F - CL - Br - I
halogen
vicinal
2^n
halogenation
16. Monosubstituted ethylene
configuration
nonbonded strain
Alkane nomenclature
Vinyl
17. Name for mathanal
formaldehyde
pi bond
ionic bond
molecular orbital
18. Charged - need electrons
geminal
electrophile
reducing
isomer
19. Water can be added to alkenes under acidic conditions. make carbocation. ends with alcohol
electrophilic addition of H2O
fischer projection
primary carbon
polymerization
20. Alkene oxidized with this - strong oxidizing agent. CH3CO3H or mcpba and it makes epoxide or oxirane
electrophilic addition of free radicals
peroxycarboxylic acid
cold potassium permanganate
pyrolysis
21. Steps of free radical substitution
fischer projection
cold potassium permanganate
initiation propagation termination
peroxycarboxylic acid
22. Formed by mixing different types of orbitals
diastereomers
hybridization
peroxycarboxylic acid
halogen
23. 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.
formaldehyde
fischer projection
nonbonded strain
configuration
24. In presence of peroxide - oxygen or ultraviolet light. antimarkonikov because they want a stable free radical. therefore X ends up on least subsituted carbon
basicity
anti conformation
alcohol
electrophilic addition of free radicals
25. Fast process. double bond is nucleophile and attack x2. make cyclic halonium ion with either br or cl. and make dihalo trans
not ignored
Combustion
cold potassium permanganate
electrophilic addition of X2
26. Is bonded to only one other carbon atom
Combustion
polymerization
primary carbon
cold potassium permanganate
27. A sigma bond and two pi bonds
torsional strain
triple bond
hybridization
oxidizing
28. One s and three p orbitals
sp3
markovnikov's rule
chiral center
saturated hydrocarbon
29. Rotations cancel each other out therefore no optical activity
racemic mixture
ionic bond
Acetylene
specific rotation
30. Refers to the =CH2 group
triple bond
methylene
electrophilic addition of HX
relative configuration
31. 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-
initiation propagation termination
amines
sigma bond
alcohol
32. Compounds with halogen
Haloalkane
diastereomers
pi bond
sp3
33. Not solvated
potassium permanganate
Haloalkane
electrophilic addition of HX
aprotic solvent
34. 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
electrophilic addition of X2
catalytic hydrogenation
structural isomers
Acetylene
35. Di - tri - t - sec - n -
molecular orbital
stereoisomers
Ignored
torsional strain
36. 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
fischer projection
lindlar's catalyst
specific rotation
enantiomer
37. Highest energy no separation. or 120 separation.
nonbonded strain
hot - acidic potassium permanganate
polymerization
eclipsed conformation
38. Alkenes oxidzed with kmno4 - if made with cold - dilue - make OH on each side of double bond - diols or glycol in syn orientation
cold potassium permanganate
nucleophile
stereoisomers
ozonolysis
39. Name for propanal
lindlar's catalyst
sp2
propionaldehyde
electrophilic addition of H2O
40. Two hydroxyl groups
not ignored
2^n
diol
mcpba
41. Functionality is specified by alkoxy- prefix. ROR
chiral
ethers
hydroboration
carbonyl
42. Methyl are 60 degrees apart. kinda stable
electrophilic addition of HX
achiral
Alkene
gauche conformation
43. Carbon with four different substituents and lack a plane of symmetry
configuration
enantiomer
electrophilic addition of H2O
chiral center
44. E of double bond act as lewis base and react with hydrogen of hx. make carbocation intermediate. use markonikovs rule
Acetylene
electrophilic addition of HX
Ignored
pi bond
45. When boat flips
Acetylene
ring flip
electrophilic addition of X2
Alkane
46. 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.
markovnikov's rule
2^n
specific rotation
molecular orbital
47. Reaction of alkane with oxygen to form carbon dioxide - water and heat.
hybridization
sp
ozonolysis
Combustion
48. If reagent has a bunch of oxygen
electrophilic addition of H2O
oxidation
lindlar's catalyst
achiral
49. Most similar. same molecule only at different points in their rotation. show them with newmans projections
amines
ketone
conformational isomer
2^n
50. When bond angles deviate from ideal values
meso compound
Alkane
angle strain
chiral center