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. Name for propanal
enantiomer
lindlar's catalyst
meso compound
propionaldehyde
2. How many stereoisomers can a molecule have with n chiral centers
2^n
vicinal
absolute configuration
angle strain
3. Nonterminal alkenes are cleaved to form two molar equivalent of carvoxylic acid ..make keton
geminal
hot - acidic potassium permanganate
torsional strain
nucleophile
4. Monosubstituted ethylene
racemic mixture
chiral
Vinyl
markovnikov's rule
5. Alkene oxidized with this - strong oxidizing agent. CH3CO3H or mcpba and it makes epoxide or oxirane
C3H8 + 5O2 = 3CO2 + 4H2O + heat
hybridization
peroxycarboxylic acid
Alkyne
6. E of double bond act as lewis base and react with hydrogen of hx. make carbocation intermediate. use markonikovs rule
mcpba
Combustion
pyrolysis
electrophilic addition of HX
7. 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.
methylene
molecular orbital
pyrolysis
weak bases
8. Combustion reaction occurs through a radical process
C3H8 + 5O2 = 3CO2 + 4H2O + heat
quantum numbers
carboxylic acid
absolute configuration
9. If a compound is able to rotate plane polarized light.
pyrolysis
optical activity
electrophilic addition of HX
sigma bond
10. Charged - need electrons
potassium permanganate
saturated hydrocarbon
electrophilic addition of free radicals
electrophile
11. Electrons of pi bond are reactive and easily attacked by molecules that want e pair e.g. electrophiles.
pyrolysis
Alkyne
electrophilic addition
configuration
12. A = observed rotation / concentration * length
carbonyl
meso compound
polymerization
specific rotation
13. A molecule with an internal plane of symmetry
electrophilic addition of HX
potassium permanganate
meso compound
formaldehyde
14. A sigma bond and two pi bonds
Combustion
allyl
sigma bond
triple bond
15. Carbon with four different substituents and lack a plane of symmetry
nonbonded strain
chiral center
mcpba
carboxylic acid
16. Transfer of electrions from one atome to another
ionic bond
weak bases
combustion - disproportionation - free - radical substitution - pyrolysis
vicinal
17. Fast process. double bond is nucleophile and attack x2. make cyclic halonium ion with either br or cl. and make dihalo trans
electrophilic addition of X2
Alkene
eclipsed conformation
amines
18. O3
ozonolysis
optical activity
Haloalkane
enantiomer
19. 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-
amines
ring strain
pi bond
sp3
20. When a molecular orbital is formed head to head or tail to tail. all single bonds are tehese.
sp3
covalent bond
sigma bond
angle strain
21. Use the Greek root for the number of carbons followed by the ending - - ane
Alkane nomenclature
specific rotation
Combustion
initiation propagation termination
22. Lowest priority group projects into the page
combustion - disproportionation - free - radical substitution - pyrolysis
fischer projection
ethers
optical activity
23. What is produced when o3 with lialh4 or nabh4
not ignored
alcohol
peroxycarboxylic acid
ring strain
24. Always receive number one. contain carbonyl and OH group - very oxidized. highest priority functional group.
ethers
carboxylic acid
weak bases
covalent bond
25. No double bonds. it has the maximum number of hydrogens.
disproportionation
sp
polymerization
saturated hydrocarbon
26. Water can be added to alkenes under acidic conditions. make carbocation. ends with alcohol
mcpba
conformational isomer
halogen
electrophilic addition of H2O
27. Share molecular formula but have different chemical and physical properties
carbonyl
hot - acidic potassium permanganate
structural isomers
triple bond
28. Functionality is specified by alkoxy- prefix. ROR
hybridization
angle strain
ethers
molecular orbital
29. Not solvated
halogen
y- root - en -x-yne
relative configuration
aprotic solvent
30. 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
electrophilic addition of HX
protic solvent
disproportionation
fischer projection
31. Two hydroxyl groups
diol
isomer
Haloalkane
sp3
32. Carbon carbon triple bonds. Suffix-yne.
ethers
angle strain
Alkyne
configuration
33. Configuration in relation to another chiral molecule. use it to determine if a molecule is an enantiomer - diastereomer - etc
not ignored
relative configuration
polymerization
sp2
34. 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
pyrolysis
combustion - disproportionation - free - radical substitution - pyrolysis
anti conformation
carboxylic acid
35. Differ in position of substitutents attached to a double bond or cycloalkane. Cis or trans or e or z
Alkane nomenclature
methylene
saturated hydrocarbon
geometric isomers
36. Diols with hydroxyl group on adjacent carbon
optical activity
electrophilic addition of H2O
primary carbon
vicinal
37. F - CL - Br - I
meso compound
angle strain
aprotic solvent
halogen
38. Creation of long - high molecular weight polymer composed of repeating subunit called monomers. occur through a radical mechanism.
Combustion
specific rotation
polymerization
saturated hydrocarbon
39. Kmno4
potassium permanganate
allyl
sigma bond
Alkane
40. A radical transfers a hydrogen atom to another radical and makes an alkane and alkene
initiation propagation termination
absolute configuration
Alkene
disproportionation
41. Spatial arrangement of the atoms or groups of a sterioisomer
configuration
sp2
triple bond
electrophilic addition of free radicals
42. Rotations cancel each other out therefore no optical activity
racemic mixture
potassium permanganate
Vinyl
2^n
43. Ozonolysis under hot acidic kmO4 - e.g. H2O2 condition
isomer
gauche conformation
oxidizing
not ignored
44. Hydrocarbon with one or more carbon carbon triple bond
weak bases
propionaldehyde
enantiomer
alkyne
45. Steps of free radical substitution
initiation propagation termination
oxidation
ozonolysis
propionaldehyde
46. One s and two p 120 degree apart
sp2
covalent bond
mcpba
alkyne
47. Formed by mixing different types of orbitals
methylene
hybridization
cold potassium permanganate
basicity
48. Is bonded to only one other carbon atom
primary carbon
nucleophile
sp3
halogenation
49. If reagent has a bunch of oxygen
oxidation
C3H8 + 5O2 = 3CO2 + 4H2O + heat
allyl
ethers
50. Describes the exact spatial arrangement of groups of atoms independent of other molecules.
amines
relative configuration
primary carbon
absolute configuration